Food before exercise: What does science say?

Food before exercise: What does science say?


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Most of us like to have breakfast before we exercise in the morning, but what happens if we don’t eat anything first?

The issue goes beyond weight loss and exercise timing to involve blood sugar, insulin sensitivity, and other — perhaps unexpected — aspects of your health.

In today’s short episode of ZOE Science & Nutrition, Jonathan and Professor Javier Gonzalez ask: Should we exercise on an empty stomach?

If you want to uncover the right foods for your body, head to and get 10% off your personalised nutrition program.

Mentioned in today’s episode:

Lipid metabolism links nutrient-exercise timing to insulin sensitivity in men classified as overweight or obese from The Journal of Clinical Endocrinology & Metabolism 

Body composition changes associated with fasted versus non-fasted aerobic exercise from Journal of the International Society of Sports Nutrition 

The Acute Effects of Interrupting Prolonged Sitting Time in Adults with Standing and Light-Intensity Walking on Biomarkers of Cardiometabolic Health in Adults: A Systematic Review and Meta-analysis from Sport Medicine 

Exercising Tactically for Taming Postmeal Glucose Surges from Hindawi 

Exercise-stimulated glucose uptake — regulation and implications for glycaemic control from Nature Reviews Endocrinology

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Episode transcripts are available here.

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