A periodized approach to exercise and nutrition results in greater body composition change than caloric restriction and exercise alone. The key is to reliably fuel your body during pre-workout and recovery windows and reserve your strategic weight loss efforts for the rest of the time.

Intermittent fasting might work for mice and men, but for menstruating women, this approach can often produce undesirable effects. Learn how to leverage your innate metabolic flexibility instead—no fasting is required to regularly flip this switch!