Skip to Calculator
Evidence-based · No sponsored content

Intermittent Fasting Guides

Research-backed articles on protocols, weight loss, exercise timing, and nutrition. Use the fasting calculator alongside these guides.

intermittent fasting
Featured
Featured illustration for "Intermittent Fasting for Beginners: A Practical Guide" — intermittent fasting guide
intermittent fasting7 min read

Intermittent Fasting for Beginners: A Practical Guide

New to intermittent fasting? This practical guide covers how to start, which protocol to choose, and what to expect in your first 30 days.

Read article
All Articles9 guides
Thumbnail illustration for "The 16:8 Fasting Method: How It Works and Who It's For"
intermittent fasting
7 min

The 16:8 Fasting Method: How It Works and Who It's For

The 16:8 fasting method is the most popular intermittent fasting protocol. Here's exactly how it works, who benefits most, and how to start.

Read more
Thumbnail illustration for "What Breaks a Fast? 15 Foods and Drinks Explained"
intermittent fasting
7 min

What Breaks a Fast? 15 Foods and Drinks Explained

Not sure if your morning coffee or sparkling water breaks your fast? Here are 15 common foods and drinks explained clearly, with the science behind each.

Read more
Thumbnail illustration for "Does Intermittent Fasting Work for Weight Loss?"
intermittent fasting
7 min

Does Intermittent Fasting Work for Weight Loss?

Intermittent fasting produces real weight loss results, but not for the reasons most people think. Here's what the research actually shows.

Read more
Thumbnail illustration for "OMAD Diet: Is Eating Once a Day Right for You?"
intermittent fasting
7 min

OMAD Diet: Is Eating Once a Day Right for You?

OMAD is the most aggressive intermittent fasting protocol. Here's the science, the risks, and how to do it correctly if you decide to try it.

Read more
Thumbnail illustration for "Working Out While Fasting: Timing, Performance, and Recovery"
intermittent fasting
7 min

Working Out While Fasting: Timing, Performance, and Recovery

Can you exercise during a fast without losing muscle or tanking your performance? Research says yes, if you time it right. Here's how.

Read more
Thumbnail illustration for "18:6 vs 16:8 Fasting: Which Protocol Gets Better Results?"
intermittent fasting
7 min

18:6 vs 16:8 Fasting: Which Protocol Gets Better Results?

16:8 or 18:6 fasting, which produces better weight loss, metabolic benefits, and is easier to maintain? A direct comparison based on research.

Read more
Thumbnail illustration for "Intermittent Fasting for Women: What's Different and What to Watch"
intermittent fasting
7 min

Intermittent Fasting for Women: What's Different and What to Watch

Intermittent fasting affects women differently than men due to hormonal sensitivity. Here's what the research shows and how to adapt your protocol.

Read more
Thumbnail illustration for "How to Break Your Fast: Best Foods for Your Eating Window"
intermittent fasting
7 min

How to Break Your Fast: Best Foods for Your Eating Window

The first meal after a fast matters more than most people think. Best foods to break your fast and how to structure your eating window for results.

Read more
Thumbnail illustration for "10 Intermittent Fasting Mistakes That Slow Your Results"
intermittent fasting
7 min

10 Intermittent Fasting Mistakes That Slow Your Results

Most people who don't see results from intermittent fasting are making one of these 10 common mistakes. Here's how to identify and fix each one.

Read more