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John Berardi, Ph.D.
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John Berardi, PhD is a founder of Precision Nutrition, the world’s largest online nutrition coaching company. He's an advisor to Apple, Equinox, Nike, and Titleist. Was recently selected as one of the 20 smartest coaches in the world by And, in the last 5 years, his team has helped over 30,000 people get in the best shape of their lives through their renowned Precision Nutrition Personal Coaching program.

Entries by John Berardi, Ph.D.

Intermittent Fasting: Who's It For? (And, if It's Not for You, What to Do Instead)

(5) Comments | Posted December 3, 2014 | 3:01 PM

Intermittent fasting (IF) may sound technical. But all it really means is going for extended periods without eating.

Why would anybody want to do that? Well, a growing number of fitness experts claim that the practice can help people lose fat and improve their health.

But intermittent fasting is hardly...

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The Pros and Cons of the Paleo Diet

(69) Comments | Posted September 17, 2014 | 9:29 AM

You've probably heard about the Paleo diet; maybe you've even tried it. The "primal eating" trend is everywhere.

Paleo, of course, encourages us to eat like our ancient ancestors did.

The concept is this: Humans evolved on a diet very different from today's eating habits.

Therefore, the Paleo...

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Workout Nutrition Illustrated: What to Eat Before, During and After Exercise

(12) Comments | Posted June 6, 2014 | 9:20 AM

We all know that what you eat is important, but so is when you eat, especially if you're active. That's why, in this infographic, I'll share what to eat before, during and after exercise.

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Fruits and Vegetables: This Is What Your Grandma Never Taught You

(1) Comments | Posted April 9, 2014 | 1:49 PM

Fruits and vegetables' vibrant colors tell the story of their "super powers." You see, it's their "phytonutrients," or plant nutrients, that help us fight disease and stay stronger for longer.

Learn what the phytonutrients do -- and how much of each you need to be healthy -- in the infographic...

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Breakfast: Not Really the Most Important Meal of the Day

(5) Comments | Posted December 15, 2013 | 9:43 PM

In the mainstream nutrition world there's one thing you can always count on: If you're told a food -- or nutrition practice -- is good for you today, you'll be told it's bad for you tomorrow.

The one exception: breakfast.

Even as experts flip...

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Coffee: Your Poison or Your Medicine?

(27) Comments | Posted September 29, 2013 | 9:07 AM

Coffee. It's another one of those foods. (Well technically, drinks.)

Just like the never-ending controversy surrounding the health effects of eggs, the experts can't seem to make up their minds about coffee, either.

A study comes out showing daily (caffeinated) coffee consumption decreases the...

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Eggs: Healthy or Not?

(604) Comments | Posted July 16, 2013 | 12:23 PM

Eggs: They're just one of those foods. Seems like every other week there's an egg controversy.

Are they good for you, bad for you, or somewhere in between?

As a Ph.D.-trained nutritional biochemist and a full-time nutrition coach, I've long been fascinated with this debate. In fact,...

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If Obesity Is a Disease, Who's Going to Treat It?

(106) Comments | Posted June 21, 2013 | 4:04 PM

This past week, the American Medical Association (AMA) declared obesity a disease, effectively making it a medical condition requiring treatment.

So here's my question...

If nearly 80 million obese American adults and 15 million obese American children now need medical treatment, who exactly is going to administer that...

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I Sing The Body Hypoxic

(4) Comments | Posted June 7, 2013 | 9:00 AM

Click here to read an original op-ed from the TED speaker who inspired this post and watch the TEDTalk below.

Within there runs blood, The same old blood! The same red-running blood! There swells and jets a heart - there all passions, desires, reachings, aspirations; Do...

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