Exercise cuts hunger for just 30 to 90 minutes, then it returns
Exercise suppresses appetite for 30 to 90 minutes. Then hunger returns to normal. This does not prevent weight loss.
Many people report hunger after working out. They worry they're undoing the calorie burn.
Research shows exercise does suppress hunger hormones. Studies found it reduced ghrelin, the hunger hormone.
It raised PYY and GLP-1, which signal fullness. But the effect is brief.
After 30 to 90 minutes, hunger returns to normal. People who exercise regularly do report more hunger when fasting.
But studies found no clear rise in daily eating. They found no rise in weight.
Choose exercise you enjoy. That matters more than picking a particular workout type.
- 30 to 90 minutes
- Hunger suppression duration
- 20
- Studies in metanalysis
- PYY, GLP-1, pancreatic polypeptide
- Hormones increased by exercise
Why it mattersUnderstanding hunger after exercise removes guilt and stops people thinking exercise sabotages weight loss. This helps people keep exercising.
AustraliaAustralians pursuing fitness and weight goals can stop viewing post-exercise hunger as failure and continue regular activity with confidence.
✓ Claims checked against the source. checked 48 d ago
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