Sex Differences in Cold-Induced Changes in Maximal Fat Oxidation
ConditionExercise
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-40
SponsorColorado State University
About this trial
The purpose of this research study is to determine if the cold-induced change in fat burning during exercise is different between females and males.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Age 18-40 years (inclusive)
Weight stable (no change in body mass greater than 5 lbs. within the previous 6 months.
Willing to abstain from caffeine and alcohol for 24-hours prior to two different study visits
Competency in English as informally assessed by comprehension of the Informed Consent. This study involves maximal exercise testing; for safety reasons, the ability for clear and rapid communication will be necessary between the research participants and the investigators.
Disqualifiers
Use of hormonal contraceptives
History of autonomic, cardio-pulmonary, and/or metabolic disease (including heart failure, hypertension, arrhythmia, vascular disease, and/or diabetes)
Pregnancy or breast feeding
Habitual use of tobacco/nicotine products or recreational drugs (2 or more uses within the previous month)
Trial design
Design model
Crossover
Treatments tested in this trial
Cold temperature
Other interventionRoom temperature will be decreased to 5 ºC
Room Temperature
Other interventionExercise condition for control arm
Treatment groups
20 Participants
are divided into 2 treatment groupsGroup A: Exercise at room temperatureActive comparator 1 intervention
Group B: Exercise at cold temperatureExperimental treatment 1 intervention
Trial outcomes
Primary outcomes
1
Maximal Fat Oxidation
Using indirect calorimetry, fat oxidation will be determined. The maximal value for fat oxidation will be recorded.
Time frame
During exercise while in the labSponsors and contacts
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Source ClinicalTrials.gov