The purpose of this study is to determine the effectiveness of different breathing techniques on biomarkers of stress and cognitive performance following the Trier Social Stress Test.
Age range
18 Years – 39 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Cognitive Challenge
Timeframe: 20 minutes prior to TSST start and immediately post TSST.
Heart Rate
Timeframe: HR was recorded 4 times, during each saliva sample collection period
State Anxiety Inventory (SAI)
Timeframe: Timepoint 1-4, 40 minutes pre, 10 minutes pre, immediately post, 25 minutes post.
Heart rate variability
Timeframe: HRV was recorded immediately following the 2nd, 3rd, and 4th saliva samples.
Secretory Immunoglobin-A
Timeframe: 40 minutes prior to modified TSST start, 10 minutes prior to modified TSST start, immediately post modified TSST, and 25 minutes post TSST
Salivary Alpha Amylase
Timeframe: 40 minutes prior to modified TSST start, 10 minutes prior to modified TSST start, immediately post modified TSST, and 25 minutes post TSST