Advertisement

Can men and women use the same approach for intermittent fasting (IF)?

Intermittent fasting (IF) is sometimes criticized for its blanket-prescription approach. Most alternate-day fasts prescribe 500 calories for women and 600 for men on fasting day. But what about differences in energy needs among individuals of different sizes and activity levels? For small women doing little exercise, 500 calories might be about one-third of their usual daily needs. But for larger men doing high-intensity interval training (like CrossFit) five times a week, 600 calories might be less than one-fourth of their usual daily needs.

Continue Learning about Dieting For Weight Loss

How to Choose the Best Diet
How to Choose the Best Diet
Feel like you've done a speed-dating experiment with every diet on the books? It might be time to think about settling down with the right one. Which...
Read More
Can I eat a lot and still lose weight?
Dr. Mehmet Oz, MDDr. Mehmet Oz, MD
Diets are usually synonymous with tiny portions and feeling deprived. In this video, "Hungry Girl" a...
More Answers
5 Ways to Actually Stick to Your Diet This Summer
5 Ways to Actually Stick to Your Diet This Summer5 Ways to Actually Stick to Your Diet This Summer5 Ways to Actually Stick to Your Diet This Summer5 Ways to Actually Stick to Your Diet This Summer
How to make healthier choices, even at BBQs, pool parties and beach vacations.
Start Slideshow
Is It Unhealthy to Snack Late at Night?
Is It Unhealthy to Snack Late at Night?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.