Breakfast or burn? study tests fasted exercise for weight loss

NCT ID NCT07487090

Recruiting now Disease control Sponsor: Arkansas Colleges of Health Education Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compares two ways of doing aerobic exercise: before eating (fasted) versus after eating (fed). Over 16 weeks, 40 adults with obesity will follow a supervised exercise program. Researchers will measure changes in body fat, blood fats, blood pressure, and appetite hormones to see if fasted exercise leads to better weight loss and heart health.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: aerobic exercise (fasted or fed state)
What this could lead to: If it works, this could point toward a simple, cost-free way to boost weight loss and heart health by timing exercise before breakfast.
What could go wrong: This is a small early-phase trial with only 40 participants, so results may not apply to everyone. Fasted exercise might also increase appetite, limiting weight loss.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Motor Activity Obesity obesity disorder Weight Loss

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

EXERCISE OBESITY WEIGHT LOSS

Contacts and locations

Locations

Arkansas Colleges of Health Education Research Institure Health and Wellness Center
RECRUITING

Fort Smith, Arkansas, 72916, United States

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