Jealousy typically emerges when individuals sense that their romantic relationships may be threatened by others who display characteristics indicative of high mate quality.Previous research has found that in contexts ...Jealousy typically emerges when individuals sense that their romantic relationships may be threatened by others who display characteristics indicative of high mate quality.Previous research has found that in contexts of intrasexual competition,feminine female voices indicate high mate value and elicit stronger jealousy responses from other women.However,studies on individual differences in jealousy sensitivity are limited.Body size is an important factor that influences women's mating behavior.In the current study,we investigated the effect of women's height,weight,and body mass index(BMI)on their jealousy sensitivity to other women's vocal femininity.Results showed that women perceived more feminine voices as more jealousy-inducing,and this effect was modulated by body size.Taller women demonstrated heightened sensitivity to vocal changes in pitch and formants,while slimmer women and those with a lower BMI showed increased sensitivity to pitch variations in competitive scenarios.These findings indicate that body size significantly shapes individual differences in jealousy sensitivity during intrasexual competition.Our study supports the mate quality-jealousy hypothesis,highlighting how traits perceived as indicators of higher mate quality amplify jealousy responses.The current research extends the literature on vocal cues and attractiveness by demonstrating how these factors influence emotional reactions such as jealousy.展开更多
BACKGROUND Othello syndrome(OS)is characterized by delusional beliefs concerning the infidelity of a spouse or sexual partner,which may lead to extreme behaviors.Impulse control disorders refer to behaviors involving ...BACKGROUND Othello syndrome(OS)is characterized by delusional beliefs concerning the infidelity of a spouse or sexual partner,which may lead to extreme behaviors.Impulse control disorders refer to behaviors involving repetitive,excessive,and compulsive activities driven by an intense desire.Both OS and impulse control disorders in Parkinson’s disease(PD)may be side effects of dopamine agonists.At present,there are only a few case reports and studies related to PD with concomitant OS and impulse control disorders.CASE SUMMARY We describe a 70-year-old male patient with PD,OS,and impulse control disorders,who presented with a six-month history of the delusional belief that his wife was having an affair with someone.He began to show an obvious increase in libido presenting as frequent masturbation.He had been diagnosed with PD ten years earlier and had no past psychiatric history.In his fourth year of PD,he engaged in binge eating,which lasted approximately one year.Both OS and hypersexuality were alleviated substantially after a reduction of his pramipexole dosage and a prescription of quetiapine.CONCLUSION Given its potential for severe consequences,OS should be identified early,especially in patients undergoing treatment with dopamine agonists.展开更多
基金Chengyang Han was supported by the Natural Science Foundation of Zhejiang Province(LQ23C090004)the National Natural Science Foundation of China(32300902).
文摘Jealousy typically emerges when individuals sense that their romantic relationships may be threatened by others who display characteristics indicative of high mate quality.Previous research has found that in contexts of intrasexual competition,feminine female voices indicate high mate value and elicit stronger jealousy responses from other women.However,studies on individual differences in jealousy sensitivity are limited.Body size is an important factor that influences women's mating behavior.In the current study,we investigated the effect of women's height,weight,and body mass index(BMI)on their jealousy sensitivity to other women's vocal femininity.Results showed that women perceived more feminine voices as more jealousy-inducing,and this effect was modulated by body size.Taller women demonstrated heightened sensitivity to vocal changes in pitch and formants,while slimmer women and those with a lower BMI showed increased sensitivity to pitch variations in competitive scenarios.These findings indicate that body size significantly shapes individual differences in jealousy sensitivity during intrasexual competition.Our study supports the mate quality-jealousy hypothesis,highlighting how traits perceived as indicators of higher mate quality amplify jealousy responses.The current research extends the literature on vocal cues and attractiveness by demonstrating how these factors influence emotional reactions such as jealousy.
基金Supported by Zhejiang Province Medical Science and Technology Project,No.2018KY872Yiwu Science and Technology Bureau Project,No.20-3-074.
文摘BACKGROUND Othello syndrome(OS)is characterized by delusional beliefs concerning the infidelity of a spouse or sexual partner,which may lead to extreme behaviors.Impulse control disorders refer to behaviors involving repetitive,excessive,and compulsive activities driven by an intense desire.Both OS and impulse control disorders in Parkinson’s disease(PD)may be side effects of dopamine agonists.At present,there are only a few case reports and studies related to PD with concomitant OS and impulse control disorders.CASE SUMMARY We describe a 70-year-old male patient with PD,OS,and impulse control disorders,who presented with a six-month history of the delusional belief that his wife was having an affair with someone.He began to show an obvious increase in libido presenting as frequent masturbation.He had been diagnosed with PD ten years earlier and had no past psychiatric history.In his fourth year of PD,he engaged in binge eating,which lasted approximately one year.Both OS and hypersexuality were alleviated substantially after a reduction of his pramipexole dosage and a prescription of quetiapine.CONCLUSION Given its potential for severe consequences,OS should be identified early,especially in patients undergoing treatment with dopamine agonists.
