Objective:To observe the effect of acupuncture combined with the Thirteen-posture Tai Chi exercise prescription on the rehabilitation of cervical radiculopathy(CR).Methods:A total of 159 patients diagnosed with CR wer...Objective:To observe the effect of acupuncture combined with the Thirteen-posture Tai Chi exercise prescription on the rehabilitation of cervical radiculopathy(CR).Methods:A total of 159 patients diagnosed with CR were enrolled in a prospective study.They were randomly divided into an acupuncture group,an exercise group,and a combined group using the random number table method,with 53 cases in each group.All three groups received routine Western rehabilitation training.In addition,the acupuncture group was treated with“Si Tian Xue”[four points with“Tian”in their names,including Tianyou(TE16),Tianchuang(SI16),Tianrong(SI17),and Tianding(LI17)]acupuncture.The exercise group practiced according to the Thirteenposture Tai Chi exercise prescription.The combined group received“Si Tian Xue”acupuncture combined with the Thirteen-posture Tai Chi exercise prescription.All interventions lasted for 12 weeks in three groups.The neck disability index(NDI)and visual analog scale(VAS)scores were compared among the three groups before treatment and after 6 and 12 weeks of treatment.Before treatment and after 12-week treatment,the range of motion(ROM)of cervical in left rotation,right rotation,extension,and flexion,as well as the mean power frequency(MPF)of surface electromyography(sEMG)signals of the erector spinae and trapezius,the average blood flow velocity of the vertebral and basilar arteries,and the short-form 36-item health survey(SF-36)score was compared among the three groups.Results:After 6 and 12 weeks of treatment,the NDI and VAS scores of the three groups were significantly lower than those before treatment(P<0.05),and the NDI and VAS scores of the combined group were significantly lower than those of the acupuncture group and the exercise group at the same time points(P<0.05).After treatment,the cervical ROM in left rotation,right rotation,extension,and flexion in the three groups was significantly higher than that before treatment(P<0.05),and the combined group was significantly higher than the acupuncture group and the exercise group(P<0.05).After treatment,the MPF of the erector spinae and trapezius and the average blood flow velocity of the vertebral and basilar arteries in the three groups were significantly higher than those before treatment(P<0.05),and the combined group was significantly higher than the acupuncture group and the exercise group(P<0.05).After treatment,the SF-36 score of the three groups was significantly higher than that before treatment(P<0.05),and it was significantly higher in the combined group than in the acupuncture group and the exercise group(P<0.05).Conclusion:Compared to“Si Tian Xue”acupuncture or the Thirteen-posture Tai Chi exercise prescription alone,the combination of the two can more effectively improve cervical function and microcirculation,relieve pain,and improve the quality of life in patients with CR.展开更多
Languages come from lives of people and characters are the conventional text symbol system in society.There are thou⁃sands of languages around the world,only less than half of which own the corresponding characters,an...Languages come from lives of people and characters are the conventional text symbol system in society.There are thou⁃sands of languages around the world,only less than half of which own the corresponding characters,and Chinese is one of the lan⁃guages that has the corresponding characters.Chinese characters are not only still in use today but also are the oldest and best pre⁃served characters all over the world,which because of the close connection with Han nationality and Han culture.The paper ex⁃plores the origin of Chinese pronunciation,the origin of Chinese writing,the development of Chinese,and the connection between Chinese and Han culture.Also,it is important and significant for people to know how to protect our own languages.展开更多
Postoperative cognitive dysfunction is a seve re complication of the central nervous system that occurs after anesthesia and surgery,and has received attention for its high incidence and effect on the quality of life ...Postoperative cognitive dysfunction is a seve re complication of the central nervous system that occurs after anesthesia and surgery,and has received attention for its high incidence and effect on the quality of life of patients.To date,there are no viable treatment options for postoperative cognitive dysfunction.The identification of postoperative cognitive dysfunction hub genes could provide new research directions and therapeutic targets for future research.To identify the signaling mechanisms contributing to postoperative cognitive dysfunction,we first conducted Gene Ontology and Kyoto Encyclopedia of Genes and Genomes pathway enrichment analyses of the Gene Expression Omnibus GSE95426 dataset,which consists of mRNAs and long non-coding RNAs differentially expressed in mouse hippocampus3 days after tibial fracture.The dataset was enriched in genes associated with the biological process"regulation of immune cells,"of which Chill was identified as a hub gene.Therefore,we investigated the contribution of chitinase-3-like protein 1 protein expression changes to postoperative cognitive dysfunction in the mouse model of tibial fractu re surgery.Mice were intraperitoneally injected with vehicle or recombinant chitinase-3-like protein 124 hours post-surgery,and the injection groups were compared with untreated control mice for learning and memory capacities using the Y-maze and fear conditioning tests.In addition,protein expression levels of proinflammatory factors(interleukin-1βand inducible nitric oxide synthase),M2-type macrophage markers(CD206 and arginase-1),and cognition-related proteins(brain-derived neurotropic factor and phosphorylated NMDA receptor subunit NR2B)were measured in hippocampus by western blotting.Treatment with recombinant chitinase-3-like protein 1 prevented surgery-induced cognitive impairment,downregulated interleukin-1βand nducible nitric oxide synthase expression,and upregulated CD206,arginase-1,pNR2B,and brain-derived neurotropic factor expression compared with vehicle treatment.Intraperitoneal administration of the specific ERK inhibitor PD98059 diminished the effects of recombinant chitinase-3-like protein 1.Collectively,our findings suggest that recombinant chitinase-3-like protein 1 ameliorates surgery-induced cognitive decline by attenuating neuroinflammation via M2 microglial polarization in the hippocampus.Therefore,recombinant chitinase-3-like protein1 may have therapeutic potential fo r postoperative cognitive dysfunction.展开更多
The international communication of traditional Chinese medicine(TCM)culture requires finding practical and effective communication methods through multi-dimensional,multi-path,and multi-channel approaches.The research...The international communication of traditional Chinese medicine(TCM)culture requires finding practical and effective communication methods through multi-dimensional,multi-path,and multi-channel approaches.The research on using Tai Chi to promote the international communication of TCM is still an unexploited new integrated communication path and a new topic with special significance for the internationalization of TCM culture.However,relevant research on this topic has not yet formed a systematic research system in academic circles at home and abroad.The prerequisite for studying how Tai Chi promotes the international communication of TCM culture is in-depth inheritance.The integrated research on the cultural connotation of Tai Chi,based on its return to the category of TCM culture,has important theoretical and practical value for promoting the integrated international communication of TCM culture through Tai Chi.This paper,focusing on the theoretical research on how to use Tai Chi to promote the international communication of TCM culture,proposes integrated research on Tai Chi and TCM culture,and establishes a"trinity"integrated research model of Tai Chi culture,TCM culture,and martial arts culture,laying a theoretical foundation for Tai Chi to promote the international communication of TCM culture.Secondly,in terms of the specific implementation of TCM culture communication with Tai Chi as the main carrier,it is proposed to focus on cultivating the TCM cultural literacy of Tai Chi communicators,and inject into the communication basic TCM elements related to Tai Chi culture,such as Yin-Yang philosophy,TCM culture,TCM Qi theory,and TCM health preservation,so as to sow the seeds of TCM culture wherever Tai Chi is spread internationally.展开更多
Objective:To evaluate the efficacy and safety of traditional Chinese exercises(TCE)in patients with diabetic peripheral neuropathy(DPN)and to recommend best practices for using TCE to improve neurological function,gly...Objective:To evaluate the efficacy and safety of traditional Chinese exercises(TCE)in patients with diabetic peripheral neuropathy(DPN)and to recommend best practices for using TCE to improve neurological function,glycemic control,and psychological well-being.Methods:Nine databases were searched from the inception to October 2024.Effect relationships were assessed using meta-analysis with Stata 17,and the methodological quality and certainty of the evidence were evaluated using standard tools.Results:Twelve studies comprising three study designs(nine randomized controlled,one quasi-exper-imental controlled,and two single-arm clinical trials),were identified.Compared with usual care,TCE improved various indicators and enhanced the nerve conduction velocities of the peroneal motor(mean difference[MD]=3.86 m/s,95%confidence interval[CI]:0.38 to 7.34,P=0.03),sural sensory(MD=4.15 m/s,95%CI:0.68 to 7.63,P=0.02),median motor(MD=3.84 m/s,95%CI:2.14 to 5.54,P<.001),and median sensory nerves(MD=6.14 m/s,95%CI:4.54 to 7.74,P<.001).TCE practices also reduced glycosylated hemoglobin level(MD=-0.59%,95%CI:-0.91 to-0.27,P<.001)and fasting blood glucose(standardized mean difference[SMD]=-1.08,95%CI:-1.79 to-0.37,P<.001).The overall quality of evidence was very low.Conclusion:The results indicate that TCE therapy improves certain outcomes in patients with DPN.Although the optimal type,intensity,frequency,and duration of TCE interventions are uncertain,these preliminary findings suggest that TCE should be further studied as a potentially affordable and effective treatment for DPN.展开更多
Background:Anxiety and depression are prevalent among university students,calling for effec-tive non-pharmacological interventions.Tai Chi shows potential in reducing these symptoms,but research on its effects at diff...Background:Anxiety and depression are prevalent among university students,calling for effec-tive non-pharmacological interventions.Tai Chi shows potential in reducing these symptoms,but research on its effects at different frequencies in younger populations is limited.This study compared the impacts of high-(5 ses-sions/week),medium-(3 sessions/week),and low-frequency(2 sessions/week)24-form Tai Chi on college students’anxiety/depression,versus a control group.Methods:A randomized controlled trial(RCT)included 120 university students with mild-to-moderate anxiety/depression,randomly assigned to 4 groups(30 each).The 8-week intervention used the Self-Rating Anxiety Scale(SAS)and Self-Rating Depression Scale(SDS)for assessments at baseline,week 4,and week 8.Analyses included paired t-tests(within-group changes),one-way ANOVA(between-group differences),repeated measures ANOVA(RM-ANOVA,temporal changes),and Mixed Model for Repeated Measures(MMRM,longitudinal changes with missing data).Results:All intervention groups had significant SAS/SDS reductions:high-frequency group(SAS:20.4%,t=7.21,p<0.001;SDS:22.1%,t=6.92,p<0.001)>medium-frequency group(SAS:18.3%,t=5.06,p<0.001;SDS:19.8%,t=5.18,p<0.001)>low-frequency group(SAS:15.2%,t=4.09,p<0.001;SDS:17.4%,t=4.67,p<0.001).No changes were seen in the control group.The high-frequency group outperformed the low-frequency and control groups(p<0.05);RM-ANOVA and MMRM confirmed sustained,time-dependent effects,with the high-frequency group being optimal.Conclusion:24-form Tai Chi effectively reduces college students’anxiety/depression,with efficacy increasing with frequency(high>medium>low).The high-frequency protocol(5 sessions/week)is the most effective non-pharmacological intervention,and MMRM confirms its sustained efficacy.展开更多
Background:This study examined the development of Tai Chi in Ottawa,Canada,focusing on:(1)traditions and modernization of Tai Chi in China's mainland;(2)the evolution of Ottawa’s Chinese community;and(3)the role ...Background:This study examined the development of Tai Chi in Ottawa,Canada,focusing on:(1)traditions and modernization of Tai Chi in China's mainland;(2)the evolution of Ottawa’s Chinese community;and(3)the role of Ottawa Tai Chi Chuan Association(OTCA)and Taoist Tai Chi Society(TTCS)-in promoting Tai Chi and traditional health practices rooted in Traditional Chinese Medicine(TCM)in Ottawa.Methods:Archive research was used to investigate origins,organizational structures,and programs of the associations.Documents were obtained from the personal collections,websites,and Ottawa Archives.Secondary literature on Tai Chi’s history in China and Chinese immigration to Ottawa provided contextual insights.Results:In the twentieth century,Tai Chi in China's mainland underwent significant transformations,aligning with nation-building,social reform,public health promotion,and cultural influence.Since the 1970s,the demographic composition of Canada’s Chinese community has become diversified.Some community members played a critical role in transmitting Tai Chi to Canada by establishing OTCA and TTCS.Through a variety of Tai Chi programs,workshops,and community engagement,OTCA and TTCS promoted Tai Chi as a holistic health practice rooted in TCM and traditional cultural principles in different approaches.OTCA primarily served the Chinese community,focusing on diverse forms,techniques,and theories.In contrast,Ottawa’s TTCS,as a satellite association,emphasized Taoist-inspired Tai Chi and cultivation passed down by the founder,Moy Linshin,to accommodate members from diverse cultural backgrounds.OTCA and TTCS created inclusive mind-body communities for individuals to engage in Tai Chi as a culturally meaningful practice and a means of fostering social connection and holistic wellness.Conclusion:OTCA and TTCS significantly revitalized while adapted Tai Chi and TCM practices to Western contexts,integrating its historical roots with western health ideas to establish it as a widely recognized mind-body discipline and alternative therapy.展开更多
Interactions among ecosystem services(ESs)are spatially heterogeneous,shaped by both stable(unidirectional)and unstable(context-dependent)influences of socio-economic development and climate change.These complexities ...Interactions among ecosystem services(ESs)are spatially heterogeneous,shaped by both stable(unidirectional)and unstable(context-dependent)influences of socio-economic development and climate change.These complexities pose significant challenges for spatially adaptive ecosystem management.Ecosystem service bundles(ESBs),as recurring combinations of ESs,offer a valuable framework to capture such interactions.Here,we proposed an integrated analytical framework that combines K-means clustering,the geographical detector(GD)model,and geographically and temporally weighted regression(GTWR)models to evaluate how socio-economic and climatic drivers influence ESBs across space and time.Using Hanshui River Basin(HRB)in central China as a case study,we quantified ES dynamics from 2000 to 2020,identified ESBs and stable and unstable effects of multiple drivers.The results showed that carbon sequestration(CS),water yield(WY),and aesthetic landscape(AL)increased by 32.80%,9.00%,and 7.34%,respectively,while soil retention(SR)and food supply(FS)declined by 8.38%and 5.36%.Five distinct ESBs were identified,namely ecologically fragile bundle(EFB),agricultural production bundle(APB),water supply bundle(WSB),forest ecological bundle(FEB),and ecological conservation bundle(ECB).Among these,FEB expanded to more than 35.75%of the HRB,and APB exhibited the sharpest decline(-28.64%).Land use intensity(LUI)was the primary driver of the spatial heterogeneity of ESBs,while synergistic and nonlinear interactions among multiple factors increasingly amplified their effects over time.Notably,annual precipitation(AP)emerged as the only stable basin-scale driver,consistently enhancing ES performance,while gross domestic product(GDP)and normalized difference vegetation index(NDVI)had stable yet spatially differentiated effects across bundles.Our findings highlight the significance of distinguishing stable/unstable driver effects on ES dynamics to inform regionally adaptive ecosystem governance.The proposed framework provides valuable insights into ES interactions,identify spatial priorities,and support policy interventions that balance ecological conservation with socio-economic development.展开更多
文摘Objective:To observe the effect of acupuncture combined with the Thirteen-posture Tai Chi exercise prescription on the rehabilitation of cervical radiculopathy(CR).Methods:A total of 159 patients diagnosed with CR were enrolled in a prospective study.They were randomly divided into an acupuncture group,an exercise group,and a combined group using the random number table method,with 53 cases in each group.All three groups received routine Western rehabilitation training.In addition,the acupuncture group was treated with“Si Tian Xue”[four points with“Tian”in their names,including Tianyou(TE16),Tianchuang(SI16),Tianrong(SI17),and Tianding(LI17)]acupuncture.The exercise group practiced according to the Thirteenposture Tai Chi exercise prescription.The combined group received“Si Tian Xue”acupuncture combined with the Thirteen-posture Tai Chi exercise prescription.All interventions lasted for 12 weeks in three groups.The neck disability index(NDI)and visual analog scale(VAS)scores were compared among the three groups before treatment and after 6 and 12 weeks of treatment.Before treatment and after 12-week treatment,the range of motion(ROM)of cervical in left rotation,right rotation,extension,and flexion,as well as the mean power frequency(MPF)of surface electromyography(sEMG)signals of the erector spinae and trapezius,the average blood flow velocity of the vertebral and basilar arteries,and the short-form 36-item health survey(SF-36)score was compared among the three groups.Results:After 6 and 12 weeks of treatment,the NDI and VAS scores of the three groups were significantly lower than those before treatment(P<0.05),and the NDI and VAS scores of the combined group were significantly lower than those of the acupuncture group and the exercise group at the same time points(P<0.05).After treatment,the cervical ROM in left rotation,right rotation,extension,and flexion in the three groups was significantly higher than that before treatment(P<0.05),and the combined group was significantly higher than the acupuncture group and the exercise group(P<0.05).After treatment,the MPF of the erector spinae and trapezius and the average blood flow velocity of the vertebral and basilar arteries in the three groups were significantly higher than those before treatment(P<0.05),and the combined group was significantly higher than the acupuncture group and the exercise group(P<0.05).After treatment,the SF-36 score of the three groups was significantly higher than that before treatment(P<0.05),and it was significantly higher in the combined group than in the acupuncture group and the exercise group(P<0.05).Conclusion:Compared to“Si Tian Xue”acupuncture or the Thirteen-posture Tai Chi exercise prescription alone,the combination of the two can more effectively improve cervical function and microcirculation,relieve pain,and improve the quality of life in patients with CR.
文摘Languages come from lives of people and characters are the conventional text symbol system in society.There are thou⁃sands of languages around the world,only less than half of which own the corresponding characters,and Chinese is one of the lan⁃guages that has the corresponding characters.Chinese characters are not only still in use today but also are the oldest and best pre⁃served characters all over the world,which because of the close connection with Han nationality and Han culture.The paper ex⁃plores the origin of Chinese pronunciation,the origin of Chinese writing,the development of Chinese,and the connection between Chinese and Han culture.Also,it is important and significant for people to know how to protect our own languages.
基金supported by the National Natural Science Foundation of China,Nos.81730033,82171193(to XG)the Key Talent Project for Strengthening Health during the 13^(th)Five-Year Plan Period,No.ZDRCA2016069(to XG)+1 种基金the National Key R&D Program of China,No.2018YFC2001901(to XG)Jiangsu Provincial Medical Key Discipline,No.ZDXK202232(to XG)。
文摘Postoperative cognitive dysfunction is a seve re complication of the central nervous system that occurs after anesthesia and surgery,and has received attention for its high incidence and effect on the quality of life of patients.To date,there are no viable treatment options for postoperative cognitive dysfunction.The identification of postoperative cognitive dysfunction hub genes could provide new research directions and therapeutic targets for future research.To identify the signaling mechanisms contributing to postoperative cognitive dysfunction,we first conducted Gene Ontology and Kyoto Encyclopedia of Genes and Genomes pathway enrichment analyses of the Gene Expression Omnibus GSE95426 dataset,which consists of mRNAs and long non-coding RNAs differentially expressed in mouse hippocampus3 days after tibial fracture.The dataset was enriched in genes associated with the biological process"regulation of immune cells,"of which Chill was identified as a hub gene.Therefore,we investigated the contribution of chitinase-3-like protein 1 protein expression changes to postoperative cognitive dysfunction in the mouse model of tibial fractu re surgery.Mice were intraperitoneally injected with vehicle or recombinant chitinase-3-like protein 124 hours post-surgery,and the injection groups were compared with untreated control mice for learning and memory capacities using the Y-maze and fear conditioning tests.In addition,protein expression levels of proinflammatory factors(interleukin-1βand inducible nitric oxide synthase),M2-type macrophage markers(CD206 and arginase-1),and cognition-related proteins(brain-derived neurotropic factor and phosphorylated NMDA receptor subunit NR2B)were measured in hippocampus by western blotting.Treatment with recombinant chitinase-3-like protein 1 prevented surgery-induced cognitive impairment,downregulated interleukin-1βand nducible nitric oxide synthase expression,and upregulated CD206,arginase-1,pNR2B,and brain-derived neurotropic factor expression compared with vehicle treatment.Intraperitoneal administration of the specific ERK inhibitor PD98059 diminished the effects of recombinant chitinase-3-like protein 1.Collectively,our findings suggest that recombinant chitinase-3-like protein 1 ameliorates surgery-induced cognitive decline by attenuating neuroinflammation via M2 microglial polarization in the hippocampus.Therefore,recombinant chitinase-3-like protein1 may have therapeutic potential fo r postoperative cognitive dysfunction.
文摘The international communication of traditional Chinese medicine(TCM)culture requires finding practical and effective communication methods through multi-dimensional,multi-path,and multi-channel approaches.The research on using Tai Chi to promote the international communication of TCM is still an unexploited new integrated communication path and a new topic with special significance for the internationalization of TCM culture.However,relevant research on this topic has not yet formed a systematic research system in academic circles at home and abroad.The prerequisite for studying how Tai Chi promotes the international communication of TCM culture is in-depth inheritance.The integrated research on the cultural connotation of Tai Chi,based on its return to the category of TCM culture,has important theoretical and practical value for promoting the integrated international communication of TCM culture through Tai Chi.This paper,focusing on the theoretical research on how to use Tai Chi to promote the international communication of TCM culture,proposes integrated research on Tai Chi and TCM culture,and establishes a"trinity"integrated research model of Tai Chi culture,TCM culture,and martial arts culture,laying a theoretical foundation for Tai Chi to promote the international communication of TCM culture.Secondly,in terms of the specific implementation of TCM culture communication with Tai Chi as the main carrier,it is proposed to focus on cultivating the TCM cultural literacy of Tai Chi communicators,and inject into the communication basic TCM elements related to Tai Chi culture,such as Yin-Yang philosophy,TCM culture,TCM Qi theory,and TCM health preservation,so as to sow the seeds of TCM culture wherever Tai Chi is spread internationally.
基金funded by the Seed Funding of the Beijing University of Chinese Medicine(90011451310034).
文摘Objective:To evaluate the efficacy and safety of traditional Chinese exercises(TCE)in patients with diabetic peripheral neuropathy(DPN)and to recommend best practices for using TCE to improve neurological function,glycemic control,and psychological well-being.Methods:Nine databases were searched from the inception to October 2024.Effect relationships were assessed using meta-analysis with Stata 17,and the methodological quality and certainty of the evidence were evaluated using standard tools.Results:Twelve studies comprising three study designs(nine randomized controlled,one quasi-exper-imental controlled,and two single-arm clinical trials),were identified.Compared with usual care,TCE improved various indicators and enhanced the nerve conduction velocities of the peroneal motor(mean difference[MD]=3.86 m/s,95%confidence interval[CI]:0.38 to 7.34,P=0.03),sural sensory(MD=4.15 m/s,95%CI:0.68 to 7.63,P=0.02),median motor(MD=3.84 m/s,95%CI:2.14 to 5.54,P<.001),and median sensory nerves(MD=6.14 m/s,95%CI:4.54 to 7.74,P<.001).TCE practices also reduced glycosylated hemoglobin level(MD=-0.59%,95%CI:-0.91 to-0.27,P<.001)and fasting blood glucose(standardized mean difference[SMD]=-1.08,95%CI:-1.79 to-0.37,P<.001).The overall quality of evidence was very low.Conclusion:The results indicate that TCE therapy improves certain outcomes in patients with DPN.Although the optimal type,intensity,frequency,and duration of TCE interventions are uncertain,these preliminary findings suggest that TCE should be further studied as a potentially affordable and effective treatment for DPN.
基金China National Social Science Fund Project,19BTY052.
文摘Background:Anxiety and depression are prevalent among university students,calling for effec-tive non-pharmacological interventions.Tai Chi shows potential in reducing these symptoms,but research on its effects at different frequencies in younger populations is limited.This study compared the impacts of high-(5 ses-sions/week),medium-(3 sessions/week),and low-frequency(2 sessions/week)24-form Tai Chi on college students’anxiety/depression,versus a control group.Methods:A randomized controlled trial(RCT)included 120 university students with mild-to-moderate anxiety/depression,randomly assigned to 4 groups(30 each).The 8-week intervention used the Self-Rating Anxiety Scale(SAS)and Self-Rating Depression Scale(SDS)for assessments at baseline,week 4,and week 8.Analyses included paired t-tests(within-group changes),one-way ANOVA(between-group differences),repeated measures ANOVA(RM-ANOVA,temporal changes),and Mixed Model for Repeated Measures(MMRM,longitudinal changes with missing data).Results:All intervention groups had significant SAS/SDS reductions:high-frequency group(SAS:20.4%,t=7.21,p<0.001;SDS:22.1%,t=6.92,p<0.001)>medium-frequency group(SAS:18.3%,t=5.06,p<0.001;SDS:19.8%,t=5.18,p<0.001)>low-frequency group(SAS:15.2%,t=4.09,p<0.001;SDS:17.4%,t=4.67,p<0.001).No changes were seen in the control group.The high-frequency group outperformed the low-frequency and control groups(p<0.05);RM-ANOVA and MMRM confirmed sustained,time-dependent effects,with the high-frequency group being optimal.Conclusion:24-form Tai Chi effectively reduces college students’anxiety/depression,with efficacy increasing with frequency(high>medium>low).The high-frequency protocol(5 sessions/week)is the most effective non-pharmacological intervention,and MMRM confirms its sustained efficacy.
文摘Background:This study examined the development of Tai Chi in Ottawa,Canada,focusing on:(1)traditions and modernization of Tai Chi in China's mainland;(2)the evolution of Ottawa’s Chinese community;and(3)the role of Ottawa Tai Chi Chuan Association(OTCA)and Taoist Tai Chi Society(TTCS)-in promoting Tai Chi and traditional health practices rooted in Traditional Chinese Medicine(TCM)in Ottawa.Methods:Archive research was used to investigate origins,organizational structures,and programs of the associations.Documents were obtained from the personal collections,websites,and Ottawa Archives.Secondary literature on Tai Chi’s history in China and Chinese immigration to Ottawa provided contextual insights.Results:In the twentieth century,Tai Chi in China's mainland underwent significant transformations,aligning with nation-building,social reform,public health promotion,and cultural influence.Since the 1970s,the demographic composition of Canada’s Chinese community has become diversified.Some community members played a critical role in transmitting Tai Chi to Canada by establishing OTCA and TTCS.Through a variety of Tai Chi programs,workshops,and community engagement,OTCA and TTCS promoted Tai Chi as a holistic health practice rooted in TCM and traditional cultural principles in different approaches.OTCA primarily served the Chinese community,focusing on diverse forms,techniques,and theories.In contrast,Ottawa’s TTCS,as a satellite association,emphasized Taoist-inspired Tai Chi and cultivation passed down by the founder,Moy Linshin,to accommodate members from diverse cultural backgrounds.OTCA and TTCS created inclusive mind-body communities for individuals to engage in Tai Chi as a culturally meaningful practice and a means of fostering social connection and holistic wellness.Conclusion:OTCA and TTCS significantly revitalized while adapted Tai Chi and TCM practices to Western contexts,integrating its historical roots with western health ideas to establish it as a widely recognized mind-body discipline and alternative therapy.
基金Under the auspices of National Natural Science Foundation of China(No.42171414)。
文摘Interactions among ecosystem services(ESs)are spatially heterogeneous,shaped by both stable(unidirectional)and unstable(context-dependent)influences of socio-economic development and climate change.These complexities pose significant challenges for spatially adaptive ecosystem management.Ecosystem service bundles(ESBs),as recurring combinations of ESs,offer a valuable framework to capture such interactions.Here,we proposed an integrated analytical framework that combines K-means clustering,the geographical detector(GD)model,and geographically and temporally weighted regression(GTWR)models to evaluate how socio-economic and climatic drivers influence ESBs across space and time.Using Hanshui River Basin(HRB)in central China as a case study,we quantified ES dynamics from 2000 to 2020,identified ESBs and stable and unstable effects of multiple drivers.The results showed that carbon sequestration(CS),water yield(WY),and aesthetic landscape(AL)increased by 32.80%,9.00%,and 7.34%,respectively,while soil retention(SR)and food supply(FS)declined by 8.38%and 5.36%.Five distinct ESBs were identified,namely ecologically fragile bundle(EFB),agricultural production bundle(APB),water supply bundle(WSB),forest ecological bundle(FEB),and ecological conservation bundle(ECB).Among these,FEB expanded to more than 35.75%of the HRB,and APB exhibited the sharpest decline(-28.64%).Land use intensity(LUI)was the primary driver of the spatial heterogeneity of ESBs,while synergistic and nonlinear interactions among multiple factors increasingly amplified their effects over time.Notably,annual precipitation(AP)emerged as the only stable basin-scale driver,consistently enhancing ES performance,while gross domestic product(GDP)and normalized difference vegetation index(NDVI)had stable yet spatially differentiated effects across bundles.Our findings highlight the significance of distinguishing stable/unstable driver effects on ES dynamics to inform regionally adaptive ecosystem governance.The proposed framework provides valuable insights into ES interactions,identify spatial priorities,and support policy interventions that balance ecological conservation with socio-economic development.
