Why thigh fat might be better than belly fat: new study
NCT ID NCT01605578
First seen Jun 24, 2026 · Last updated Jun 26, 2026 · Updated 2 times
Summary
This study looked at fat tissue from the belly and thighs of 20 healthy women to see if the cells are different. Researchers want to understand why belly fat is linked to health problems while thigh fat may be protective. The findings could help explain how fat distribution affects heart and metabolic health.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could help explain why fat stored in the thighs is less harmful than belly fat, potentially guiding future treatments for heart and metabolic diseases.
- What could go wrong
- This is a small, completed observational study with only 20 participants. It does not test any treatment, so its findings are preliminary and may not lead directly to new therapies.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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20 people
The number who actually took part.
- Started
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May 2012
- Finished
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Dec 2012
- Lead sponsor
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A government agency
The lead sponsor is a government body.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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25 to 45 years
- Sex
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Female participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * women between 15 and 45 years old * with genital activity * stable weight during the previous 3 months * BMI from 20 to 28 * regular menstrual cycles (28 +/- 2 days) during the previous 3 months * reliable means of contraception (systemic hormonal contraception, intrauterine contraceptive device, tubal ligation) * using the same way of contraception during the previous 3 months * normal clinical examination * able to be compliant with the schedule of protocol assessments * willing and able to provide written informed consent * affiliated to a National Health Service * agreeing to being registered on the national file for subjects participating in biomedical research Exclusion Criteria: * Exclusions related to significant medical disturbances : * type I and II diabetes * early menopause * serious psychological disorders * uncontrolled thyroid disorders * know allergy to local anesthetics especially Xylocaine * abnormal laboratory results * medical history that, in the opinion of the investigator, makes the subject unsuitable for enrollment * positive test result for HIV, HCV and/or HBV virus * positive pregnancy test * Exclusions related to subject lifestyle : * smoking \> 10 cigarettes per day * smoking cessation during the previous 3 months * weight fluctuation (\>3kg) during the previous 3 months * alcohol abuse * coffee or tea consumption \> 6 cups per day * high consumption of drinks comprising xanthine bases (\>0.5 liters/day) * consumption of drinks (water or herbal teas) \> 2 liters per day * Exclusions related to previous or concomitant treatments : * anticoagulant * neuroleptic or antidepressant * medication with draining, lipolytic, appetite suppressant and/or slimming effect * local or systemic corticosteroid therapy on the test areas * hormonal treatment other than contraception * diuretic * local treatment against cellulitis (mesotherapy,phosphatidylcholine injection, mechanical process) * thighs liposuction \< 2 years * chronic treatment with anti-inflammatory * Exclusions related to the subject : * unwillingness or inability to comply with the requirements of the protocol * previous participation in a clinical trial within 30 days * inability to understand and sign the consent due to linguistic or psychic issues * subject deprived of liberty or under guardianship, tutorship or judicial protection * female who are currently pregnant or breastfeeding or female considering becoming pregnant while in the study
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Centre d'Investigation Clinique, CHU Purpan
Toulouse, 31059, France
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