Uploaded July 2026 | Updated September 2026, 2 weeks ago
If people burn more fat on the days they exercise before (rather than after) eating, why doesn’t this translate into more weight loss?
For more on this topic, see The Best Time to Exercise for Weight Loss (nutritionfacts.org/video/the-best-time-to-exercise-for-weight-loss/).
There is a way to use chronobiology to your advantage. See:
• Is Skipping Breakfast Better for Weight Loss? (nutritionfacts.org/video/is-skipping-breakfast-better-for-weight-loss/)
• Eat More Calories in the Morning to Lose Weight (nutritionfacts.org/video/eat-more-calories-in-the-morning-to-lose-weight/)
• Breakfast Like a King, Lunch Like a Prince, Dinner Like a Pauper (nutritionfacts.org/video/breakfast-like-a-king-lunch-like-a-prince-dinner-like-a-pauper/)
• Eat More Calories in the Morning Than the Evening (nutritionfacts.org/video/eat-more-calories-in-the-morning-than-the-evening/)
People with diabetes may also be interested in How Circadian Rhythms Affect Blood Sugar Levels (nutritionfacts.org/video/how-circadian-rhythms-affect-blood-sugar-levels/) and Fasting to Reverse Diabetes (nutritionfacts.org/video/fasting-to-reverse-diabetes).
Check out The Exercise “Myth” for Weight Loss (nutritionfacts.org/video/the-exercise-myth-for-weight-loss/) and The Secret to Weight Loss Through Exercise (nutritionfacts.org/video/the-secret-to-weight-loss-through-exercise/) for the latest on exercise and weight loss.
New subscribers to our e-newsletter always receive a free gift. Get yours here: nutritionfacts.org/subscribe/.
Have a question about this video? Leave it in the comment section at nutritionfacts.org/video/friday-favorites-exercise-before-or-after-meals-for-more-weight-loss-and-better-blood-sugar-control and someone on the NutritionFacts.org team will try to answer it.
Want to get a list of links to all the scientific sources used in this video? Click on Sources Cited at nutritionfacts.org/video/friday-favorites-exercise-before-or-after-meals-for-more-weight-loss-and-better-blood-sugar-control. You’ll also find a transcript and acknowledgements for the video, my blog and speaking tour schedule, and an easy way to search (by translated language even) through our videos spanning more than 2,000 health topics.
Thanks for watching. I hope you’ll join in the evidence-based nutrition revolution!
-Michael Greger, MD FACLM
Captions for this video are available in several languages; you can find yours in the video settings. View important information about our translated resources: nutritionfacts.org/translations-info
NutritionFacts.org
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If people burn more fat on the days they exercise before (rather than after) eating, why doesn’t this translate into more weight loss?
For more on this topic, see The Best Time to Exercise for Weight Loss (nutritionfacts.org/video/the-best-time-to-exercise-for-weight-loss/).
There is a way to use chronobiology to your advantage. See:
• Is Skipping Breakfast Better for Weight Loss? (nutritionfacts.org/video/is-skipping-breakfast-better-for-weight-loss/)
• Eat More Calories in the Morning to Lose Weight (nutritionfacts.org/video/eat-more-calories-in-the-morning-to-lose-weight/)
• Breakfast Like a King, Lunch Like a Prince, Dinner Like a Pauper (nutritionfacts.org/video/breakfast-like-a-king-lunch-like-a-prince-dinner-like-a-pauper/)
• Eat More Calories in the Morning Than the Evening (nutritionfacts.org/video/eat-more-calories-in-the-morning-than-the-evening/)
People with diabetes may also be interested in How Circadian Rhythms Affect Blood Sugar Levels (nutritionfacts.org/video/how-circadian-rhythms-affect-blood-sugar-levels/) and Fasting to Reverse Diabetes (nutritionfacts.org/video/fasting-to-reverse-diabetes).
Check out The Exercise “Myth” for Weight Loss (nutritionfacts.org/video/the-exercise-myth-for-weight-loss/) and The Secret to Weight Loss Through Exercise (nutritionfacts.org/video/the-secret-to-weight-loss-through-exercise/) for the latest on exercise and weight loss.
New subscribers to our e-newsletter always receive a free gift. Get yours here: nutritionfacts.org/subscribe/.
Have a question about this video? Leave it in the comment section at nutritionfacts.org/video/friday-favorites-exercise-before-or-after-meals-for-more-weight-loss-and-better-blood-sugar-control and someone on the NutritionFacts.org team will try to answer it.
Want to get a list of links to all the scientific sources used in this video? Click on Sources Cited at nutritionfacts.org/video/friday-favorites-exercise-before-or-after-meals-for-more-weight-loss-and-better-blood-sugar-control. You’ll also find a transcript and acknowledgements for the video, my blog and speaking tour schedule, and an easy way to search (by translated language even) through our videos spanning more than 2,000 health topics.
Thanks for watching. I hope you’ll join in the evidence-based nutrition revolution!
-Michael Greger, MD FACLM
Captions for this video are available in several languages; you can find yours in the video settings. View important information about our translated resources: nutritionfacts.org/translations-info
NutritionFacts.org
• Subscribe: nutritionfacts.org/subscribe
• Donate: nutritionfacts.org/donate
• Podcast : nutritionfacts.org/audio
• Books: nutritionfacts.org/books
• Shop: drgreger.org
• Facebook: facebook.com/NutritionFacts.org
• Twitter: twitter.com/nutrition_facts
• Instagram: instagram.com/nutrition_facts_org
