[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100613856":3},{"organization":4,"armGroups":7,"interventions":30,"overallOfficials":36,"centralContacts":48,"locations":54,"responsibleParty":71,"collaborators":36,"id":75,"slug":76,"hasResults":77,"nctId":78,"briefTitle":79,"officialTitle":80,"acronym":36,"eligibilityCriteria":81,"healthyVolunteers":77,"sex":82,"minAge":83,"maxAge":36,"enrollmentInfo":84,"targetDuration":36,"studyType":87,"phases":88,"briefSummary":90,"conditions":91,"keywords":36,"overallStatus":57,"whyStopped":36,"lastUpdateSubmitDate":95,"lastUpdatePostDateStruct":96,"startDateStruct":99,"completionDateStruct":101,"leadSponsor":103,"locationsCount":104},{"fullName":5,"class":6},"Riga Stradins University","OTHER",[8,14,19,24],{"label":9,"type":10,"description":11,"interventionNames":12},"Head Massage","ACTIVE_COMPARATOR","Duration and Frequency: 15 minutes per session, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Massage focuses on the scalp, temples, and auricles (outer ear) with the aim of stimulating cranial nerves, particularly branches of the vagus nerve. The procedure is performed by a licensed massage therapist while the participant is seated in an office chair.",[13],"Procedure: Head Massage Intervention",{"label":15,"type":10,"description":16,"interventionNames":17},"Cervical Area Massage","Duration and Frequency: 15 minutes per session, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Deep tissue and kneading massage techniques applied primarily to the trapezius muscles, levator scapulae, and sub-occipital region (neck\u002Fshoulders). The procedure is performed by a licensed massage therapist while the participant is seated in an office chair.",[18],"Procedure: Cervical Area Massage Intervention",{"label":20,"type":10,"description":21,"interventionNames":22},"Hand Massage","Duration and Frequency: 15 minutes per session, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Compression, rubbing, and stroking techniques applied to the palmar and dorsal surfaces of the hands, fingers, and wrists. The procedure is performed by a licensed massage therapist while the participant is seated in an office chair.",[23],"Procedure: Hand Massage Intervention",{"label":25,"type":26,"description":27,"interventionNames":28},"Quiet Rest Control","PLACEBO_COMPARATOR","Duration and Frequency: Participants are seated in the same office chair for a structured 15-minute period, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Participants are instructed to sit quietly, avoid work-related activity, and refrain from using electronic devices. This arm controls for the effect of researcher attention and time spent away from work.",[29],"Other: Quiet Rest Control",[31,37,41,45],{"type":32,"name":33,"description":34,"armGroupLabels":35,"otherNames":36},"PROCEDURE","Head Massage Intervention","15 minutes per session, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Massage focuses on the scalp, temples, and auricles (outer ear) with the aim of stimulating cranial nerves, particularly branches of the vagus nerve. The procedure is performed by a licensed massage therapist while the participant is seated in an office chair.",[9],null,{"type":32,"name":38,"description":39,"armGroupLabels":40,"otherNames":36},"Cervical Area Massage Intervention","15 minutes per session, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Deep tissue and kneading massage techniques applied primarily to the trapezius muscles, levator scapulae, and sub-occipital region (neck\u002Fshoulders). The procedure is performed by a licensed massage therapist while the participant is seated in an office chair.",[15],{"type":32,"name":42,"description":43,"armGroupLabels":44,"otherNames":36},"Hand Massage Intervention","15 minutes per session, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Compression, rubbing, and stroking techniques applied to the palmar and dorsal surfaces of the hands, fingers, and wrists. The procedure is performed by a licensed massage therapist while the participant is seated in an office chair.",[20],{"type":6,"name":25,"description":46,"armGroupLabels":47,"otherNames":36},"Participants are seated in the same office chair for a structured 15-minute period, 2 times per week for 4 consecutive weeks (8 sessions total). Focus: Participants are instructed to sit quietly, avoid work-related activity, and refrain from using electronic devices. This arm controls for the effect of researcher attention and time spent away from work.",[25],[49],{"name":50,"role":51,"phone":52,"phoneExt":36,"email":53},"Una Veseta, PhD","CONTACT","+37129172627","una.veseta@rsu.lv",[55],{"facility":56,"status":57,"city":58,"state":59,"zip":60,"country":59,"countryCode":61,"cosmosGeoPoint":62,"geoPoint":67,"contacts":68},"The Red Cross Medical College of Rīga Stradiņš University","RECRUITING","Riga","Latvia","LV-1007","LV",{"type":63,"coordinates":64},"Point",[65,66],24.10589,56.946,{"lat":66,"lon":65},[69],{"name":70,"role":51,"phone":52,"phoneExt":36,"email":53},"Una Veseta, dr paed",{"type":72,"investigatorFullName":73,"investigatorTitle":74,"investigatorAffiliation":5,"oldNameTitle":36,"oldOrganization":36},"PRINCIPAL_INVESTIGATOR","Una Veseta","Lead Researcher","100613856","office-massage-effects-on-hrv-and-stress-100613856",false,"NCT07272031","Office Massage Effects on HRV and Stress","Randomized Controlled Trial to Evaluate the Effectiveness of Three Different 15-Minute Office Massage Types (Head, Cervical Area, Hand) on Autonomic Nervous System Balance and Chronic Stress Reduction Using Heart Rate Variability (HRV)","Inclusion Criteria:\n\nBiological females aged 18 years or older. Currently working in an office job with at least 75% of the working day spent sitting (sedentary work).\n\nSelf-reported regular menstrual cycle (cycle length 21-35 days). Able to attend all scheduled intervention sessions (8 sessions over 4 weeks). Able to provide informed consent to participate in the study.\n\nExclusion Criteria:\n\nCurrent pregnancy or breastfeeding. Diagnosis of cardiovascular diseases (e.g., heart failure, cardiac arrhythmias, deep vein thrombosis) or presence of a pacemaker Endocrine or metabolic disorders (e.g., insulin-dependent diabetes, hyperthyroidism, or other thyroid dysfunctions) Active cancer or receiving active cancer treatment (e.g., chemotherapy, radiation therapy) History of major surgery or trauma in the head, neck, or upper extremities within the last 3 months Current diagnosis of a major psychiatric disorder (e.g., major depressive disorder, bipolar disorder) Regular use of medications affecting heart rate or the nervous system (e.g., beta-blockers, ACE inhibitors, antidepressants, anxiolytics, or asthma inhalers) Current participation in another interventional clinical trial","FEMALE","18 Years",{"count":85,"type":86},140,"ESTIMATED","INTERVENTIONAL",[89],"NA","This study is a randomized controlled trial designed to investigate which of three short office massage types (head, neck\u002Fshoulder area, or hand) is most effective for reducing chronic stress in women who perform sedentary office work.\n\nMany sedentary female office employees experience long-term tension and work-related strain, which can affect the body's ability to recover. The investigators are testing whether a 15-minute massage, performed twice a week for four weeks, can help restore balance within the body.\n\nThe investigators will evaluate the impact of these massages using Heart Rate Variability (HRV)-an objective measure that shows how well the body manages stress (autonomic nervous system balance)-as well as analyzing participants' self-reported levels of perceived stress, sleep quality, and overall well-being. Participants receiving massage will be compared to a control group engaging in quiet rest.",[92,93,94],"Occupational Health","Autonomic Nervous System (ANS) Functioning and Mood State","Stress","2026-08-12",{"date":97,"type":98},"2026-08-13","ACTUAL",{"date":100,"type":98},"2026-01-05",{"date":102,"type":86},"2026-09-30",{"name":5,"class":6},1]