Mark Sisson

About the Author

Mark Sisson is the founder of Mark’s Daily Apple, godfather to the Primal food and lifestyle movement, and the New York Times bestselling author of The Keto Reset Diet. His latest book is Keto for Life, where he discusses how he combines the keto diet with a Primal lifestyle for optimal health and longevity. Mark is the author of numerous other books as well, including The Primal Blueprint, which was credited with turbocharging the growth of the primal/paleo movement back in 2009. After spending three decades researching and educating folks on why food is the key component to achieving and maintaining optimal wellness, Mark launched Primal Kitchen, a real-food company that creates Primal/paleo, keto, and Whole30-friendly kitchen staples.

Mark smiles mid-stride in front of a grove of trees.

New and Noteworthy: What I Read This Week—Edition 207

Research of the Week No clear evidence that masks help against or prevent infection from respiratory illnesses. Archaeologists unearth a giant 7-foot sword along with an enormous burial site fit for a ... giant? Status has deep roots. Insulin and peripheral neuropathy. The influence of kids on their parents.

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Woman laying on back on pink yoga mat

What is Abdominal Bracing and How to Do It?

When most people think about lifting weights, they think about their biceps, triceps, shoulders, and lats. Their legs, quads, hamstrings, glutes. They think about what to do with the body parts that move, that hold the weight, that push against the ground—but neglect to think about the abdominal muscles that brace, resist movement and allow you to even lift the weight in the first place.…

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Silver cryotherapy chamber in empty white room.

What Is Cryotherapy And Should You Try It?

Technically, “cryotherapy” refers to any method of using cold therapeutically. Icing a sprained ankle, freezing off a wart, or sitting in an ice bath after a game of Ultimate Frisbee are all forms of cryotherapy. Today, though, I’m using the term cryotherapy to refer specifically to whole-body and partial-body cryotherapy chambers. Cryotherapy chambers use electric cooling or liquid nitrogen to expose users to super-chilled air…

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Mark smiles mid-stride in front of a grove of trees.

New and Noteworthy: What I Read This Week—Edition 206

Research of the Week Boron helps against COVID. Your fat cells know when you haven't gotten sunlight. Don't let them down. The gut biome regulates motivation for exercise. Worse indoor air quality, lower test scores. Mediterranean diets would work great for IBD if it weren't for all those darn grains!

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close up of hands holding potatoes which have been just dug out from the ground

How do Potatoes Fit in a Primal Diet?

Potatoes get a bad rap in many different health and diet communities. The keto and low-carb crowd says they're too high in carbohydrates and will spike your blood sugar. The paleo guys are against them because they are neolithic foods from the New World that our Paleolithic ancestors had no access to. The autoimmune diet communities eschew them because they have various plant toxins that…

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Girl looking sadly at bowl of cereal, with plate of fruit and pitcher of milk on the table.

What Does Fiber Do, And Do You Need More?

The health world is fixated on fiber, constantly telling us how important fiber is and how we should all be eating more of it. Back in the day, our cultural obsession with fiber was all about being “regular.” You had to load up on fiber to keep things moving, so to speak. Nothing was more important. So we started our days with bland, tooth-cracking breakfast…

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