The acute effect of fasted exercise on energy intake, energy expenditure, subjective hunger and gastrointestinal hormone release compared to fed exercise in healthy individuals: a systematic review and network meta-analysis.
Read full paper →- Authors
- Frampton J, Edinburgh RM, Ogden HB, Gonzalez JT, Chambers ES
- Journal
- Int J Obes (Lond)
- Year
- 2022
- Citations
- 18
TL;DR
Exercising in a fasted state without eating immediately afterwards appears to acutely reduce your total calorie intake over 24 hours, but it also makes you feel significantly hungrier and slightly lowers the total calories you burn, presenting a trade-off for those focused on short-term energy balance.