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Intermittent Fasting Does Not Cause Muscle Loss

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Keith J. Harmon

No matter how often I write about this, I always get questions/ accusations that I’m lying, that fasting necessarily causes muscle loss, usually from people who never fast. But the evidence is just not there.

Terry Crews, former NFL star, recently discussed how intermittent fasting keeps him in shape.

When Hugh Jackman needed to bulk up for the role of Wolverine, he turned to intermittent fasting.

A reader, record powerlifter Keith Harmon had figured this out himself many years ago. He turned 70 years old, but this guy looks and lifts like he’s 30 years younger. He looks amazing. His secret weapon? Fasting. He wrote to me recently: Continue Reading →

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Do You Have to Eat a Minimum Amount of Carbs?

Ask Dr. Jason Fung

It’s time for this week’s Q&A about intermittent fasting and low carb with Dr. Jason Fung:

  • Do you recommend a minimum amount of carbs?
  • What to do about leg cramps in the night if you already take magnesium supplements?
  • Should I stop fasting if I feel nauseous?

Dr. Jason Fung is one of the world’s leading experts on fasting for weight loss and diabetes reversal. Here are a his answers to those questions and more:

Continue Reading →

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“Eat Until Satisfied and Avoid Flour/Sugar Have Been the Keys to My Success.”

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There is not necessarily a one-size-fits-all when it comes to improving health and losing weight. For instance, some people seem to do great on a more liberal low-carb diet, just avoiding the worst carbs, with no need to stay strictly low carb.

Here’s a happy email that we received from Dave, who’s been able to make significant changes mainly by using intermittent fasting: Continue Reading →

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A Fasting-Mimicking Diet Results in Weight Loss and Improved Metabolic Health

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Five days a month of a “fasting-mimicking” diet – low calorie, high fat – not surprisingly results in weight loss and improved metabolic health markers:

You can likely reap similar benefits by doing some regular intermittent fasting too.

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How Much Cardio Is Too Much?

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Does your morning Bulletproof coffee break your fast?

The answer to this and other questions – for example, How much cardio is too much? And should you be worried about elevated LDL on low carb? – in this week’s Q&A with Dr. Andreas Eenfeldt: Continue Reading →

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What’s the Difference Between a Ketogenic and a Low-Carb Diet?

Ask Dr. Jason Fung

It’s time for this week’s Q&A about intermittent fasting and low carb:

  • What to do about constipation after fasting?
  • What’s the difference between a ketogenic and a low-carb diet?
  • Is drinking Bulletproof Coffee a good way to lose weight?

Dr. Jason Fung is one of the world’s leading experts on fasting for weight loss and diabetes reversal. Here are a his answers to those questions and more:

Continue Reading →

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Intermittent Fasting vs. Caloric Reduction – What’s the Difference?

Is there any difference between fasting and caloric reduction?

Some would argue that the beneficial effect of fasting is entirely due to the caloric reduction. If true, then why is there such a striking difference between stunning failure of chronically reducing calories and stunning success of fasting?

Caloric Reduction as Primary (CRaP) has been tried innumerable times over the past few decades, and failed virtually every single time. Yet fasting is often effective where simple caloric reduction is not. Why? Continue Reading →

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4.5 Years with Keto and IF and “Everything Got Better”

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Here’s yet another amazing success story that I recently stumbled upon on Twitter – all markers have improved after 4.5 years on a ketogenic diet and intermittent fasting. Fantastic progress!

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Fasting and Muscle Mass

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It seems that there are always concerns about loss of muscle mass during fasting. I never get away from this question. No matter how many times I answer it, somebody always asks, “Doesn’t fasting burn your muscle?” Continue Reading →

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Weight Loss Tip: Try Intermittent Fasting

Intermittent fasting – a great weight-loss method

Intermittent fasting – a great weight-loss method

Have you made a New Year’s resolution to lose weight? We’ll repeat our best weight-loss tips during the beginning of the year. Like this:

Intermittent fasting is a very effective weight-loss method. It causes insulin, the fat storing hormone, to hit rock bottom while fat burning drastically increases.

So how do you get started? There are many methods you can try. One common way is skipping breakfast and perhaps even lunch – that means that you’re in a fasted state for 16 to 24 hours.

It’s a fairly simple concept, but you can still learn more about how to do it here:

Intermittent Fasting for Beginners

Continue Reading →

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