BehaviorStressQuality of LifePsychological Wellbeing
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
Ready to participate?
Review the details below, then apply to join this clinical trial.
At a Glance
Age
18 – 40
Sex
Any
Study type
Interventional
Purpose
Basic Science
Participants needed
40 (estimated)
Sponsor
German Institute of Human Nutrition · Other
Who this trial is looking for
Think this trial could be right for you?
Answer a few quick questions to see if you may meet the eligibility requirements.
The behavioral within-subject cross-over design study "CoVa" aims to investigate the effect of a short-term full-body cold-water immersion vs. warm-water immersion control on value-based choice, psychological well-being, and peripheral physiology.
Trial Locations
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Status
Eligibility Criteria
Inclusion Criteria:
* 18-40 years of age
* Consent to participate
* Fluency in German
* Physically and mentally healthy
* BMI 18-30 kg/m2
* Normal day-night rhythm
Exclusion Criteria:
* Raynaud syndrome
* Cold urticaria
* High resting heart rate (\>160 beats per minute)
* Acute infection
* Diagno…
Inclusion Criteria:
* 18-40 years of age
* Consent to participate
* Fluency in German
* Physically and mentally healthy
* BMI 18-30 kg/m2
* Normal day-night rhythm
Exclusion Criteria:
* Raynaud syndrome
* Cold urticaria
* High resting heart rate (\>160 beats per minute)
* Acute infection
* Diagnosed current or former illnesses of
* Brain and mind
* Heart and blood circulation
* Gastrointestinal system
* Endocrine system
* Other serious past or present medical conditions
* Wearing of medical devices (e.g., pacemaker)
* Fear of blood, needles, or phlebotomy
* Allergies to plasters, gels, and other medical equipment
* Allergies to commercially available liquid meals (e.g., shakes, yfood Labs GmbH)
* Recurrent intake of medication which affect metabolism
* Regular nicotine consumption (e.g., vaping, cigarettes)
* Excessive alcohol consumption (\>14 servings/week)
* Recent illegal drug consumption (within 2 weeks prior)
* Strong mental or physical stress
* Excessive exercise (\>2 h high-intensity exercise/day)
* Pregnancy or breastfeeding
* Inability to wear skin-exposing swimwear, e.g., for religious reasons
* Affinity for winter swimming, cryotherapy, breathwork (\>3 times/year)
Contacts
Trust Centre of the Human Study Centre Recruitment Officer
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