[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"autonomic-nervous-system-activity\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:autonomic-nervous-system-activity":26},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":13,"acronym":14,"eligibilityCriteria":15,"healthyVolunteers":16,"sex":17,"minAge":18,"maxAge":19,"enrollmentInfo":20,"targetDuration":4,"studyType":23,"phases":4,"briefSummary":24,"conditions":25,"keywords":29,"overallStatus":31,"whyStopped":4,"lastUpdateSubmitDate":32,"lastUpdatePostDateStruct":33,"startDateStruct":36,"completionDateStruct":38,"leadSponsor":40,"locationsCount":4},"100620684","investigation-of-autonomic-stress-response-patterns-in-college-students-with-varying-physical-activity-levels-100620684",false,"NCT07360821","Investigation of Autonomic Stress Response Patterns in College Students With Varying Physical Activity Levels","ANS Stress\u002FPA","Inclusion Criteria:\n\nHealthy young adults aged 18-25 years\n\nBody Mass Index (BMI) within the range of 18.5-23.9 kg\u002Fm 2\n\nNo history of systematic professional athletic training (for sedentary group) or confirmed training background (for athlete groups)\n\nNo exercise contraindications or history of cardiovascular, respiratory, or metabolic diseases\n\nNo family history of sudden cardiac death\n\nAbility to understand the study protocol and sign the informed consent form\n\nExclusion Criteria:\n\nHistory of limb sports injury within the past 6 months or unhealed fractures\n\nHabits of smoking or chronic alcohol consumption\n\nPresence of implanted electronic devices (e.g., pacemakers)\n\nClinical diagnosis of psychiatric disorders such as anxiety or depression\n\nRecent use of medications affecting autonomic or cardiovascular function\n\nRegular practice of meditation or ongoing psychotherapy\n\nIrregular menstrual cycles (for female participants)\n\nPeripheral neuropathy or other autonomic nervous system disorders",true,"ALL","18 Years","30 Years",{"count":21,"type":22},60,"ESTIMATED","OBSERVATIONAL","This study aims to investigate the differences in cardiovascular stress response patterns among individuals with various physical activity levels (sedentary controls and different types of athletes). By synchronously monitoring ECG, heart rate, skin sympathetic nerve activity (SKNA), blood pressure, and cardiac output, the study will characterize physiological dynamics during resting, orthostatic challenge, cold pressor stress, and maximal exercise.",[26,27,28],"Autonomic Nervous System Activity","Cardiovascular","Physical Activity Level",[30],"SKNA; HRV; Blood Pressure Variability; Athletes; Cardiopulmonary Exercise Testing","NOT_YET_RECRUITING","2026-01-17",{"date":34,"type":35},"2026-01-22","ACTUAL",{"date":37,"type":22},"2026-02-25",{"date":39,"type":22},"2026-07-30",{"name":41,"class":42},"Beijing Sport University","OTHER"]