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Intermittent Fasting Blog & Guides

Evidence-based guides, plans, and answers — reviewed by registered dietitians.

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Intermittent Fasting and Weight Training: How to Plan It
Lifestyle & Energy

Intermittent Fasting and Weight Training: How to Plan It

Intermittent fasting and weight training can coexist, but the fasting schedule should support—not compete with—your training. The key questions are wh...

How Much Weight Can You Lose With Intermittent Fasting?
Weight Loss

How Much Weight Can You Lose With Intermittent Fasting?

Intermittent fasting does not produce a guaranteed amount of weight loss. Some people find that a fasting schedule helps them create an eating pattern...

Can Intermittent Fasting Cause Constipation? What to Adjust
Metabolic Health

Can Intermittent Fasting Cause Constipation? What to Adjust

Yes. Intermittent fasting can contribute to constipation for some people when a shorter eating window changes meal volume, fiber intake, fluids, or ba...

Can You Eat Fruit While Fasting? When Fruit Fits
Eating & Nutrition

Can You Eat Fruit While Fasting? When Fruit Fits

No. During a strict, calorie-free intermittent-fasting window, fruit ends the fast because it is food that provides calories. Whole fruit, dried fruit...

Will You Regain Weight After Intermittent Fasting? What Actually Drives Regain
Weight Loss

Will You Regain Weight After Intermittent Fasting? What Actually Drives Regain

Stopping intermittent fasting does not automatically make you regain body fat. A change on the scale in the first few days may partly reflect food in...

Do You Need to Count Calories While Intermittent Fasting?
Weight Loss

Do You Need to Count Calories While Intermittent Fasting?

No. You can use intermittent fasting without counting calories. A fasting schedule may be a useful way to bring more structure to when you eat, but it...

Healthy Snacks for Intermittent Fasting: Eating Window Ideas
Eating & Nutrition

Healthy Snacks for Intermittent Fasting: Eating Window Ideas

Healthy snacks for intermittent fasting belong in the eating window, not a clean fasting window. A snack with calories ends a calorie-free fast; once...

Can You Drink Lemon or Turmeric Water While Fasting?
Eating & Nutrition

Can You Drink Lemon or Turmeric Water While Fasting?

For a strict water-only fast, choose plain water: lemon and turmeric are added food ingredients. For everyday intermittent fasting, a small amount may...

What Is Water Fasting? How It Works and When It’s Risky
Fasting Plans

What Is Water Fasting? How It Works and When It’s Risky

Water fasting means consuming only water and no food for a continuous period. It is different from everyday intermittent fasting, where food is still...

Intermittent Fasting for Prediabetes: What to Know Before You Try It
Metabolic Health

Intermittent Fasting for Prediabetes: What to Know Before You Try It

Intermittent fasting is not a treatment for prediabetes, and this page cannot choose a fasting schedule for you. The useful question is whether a chan...