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 247

Research of the Week The biggest explosion in intelligence occurred after the Gorilla line split from the Hominid line. Less testosterone, more arthritis. Obesity and sarcopenia are a lethal combo for fall risk in older adults. Physical activity reduces depressive symptoms in long-term caregivers of ill family members. Older heart disease patients are probably low in CoQ10.

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

New and Noteworthy: What I Read This Week—Edition 246

Research of the Week Early time-restricted low-carb eating works in type 2 diabetes. Lithium disrupts locomotor activity in honeybees. Menopausal women who strength train and take vitamin D have better outcomes for sarcopenia. Light pollution prevents turtle hatchlings from finding the ocean. Saying "hello" and "thank you" throughout the day improves your quality of life.

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Portrait of a young woman having a meal with friends outdoors.

What Is a Primal Diet?

What Is a Primal Diet? A Primal diet is not a “diet” in the way the word is commonly used. It’s not a rigid set of rules centered around caloric restriction or “allowed” foods, usually prescribed for the express purpose of weight loss. Instead, a Primal diet honors, approximates, and emulates the spirit of the dietary environment available to humans for most of our history. …

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What to Do Before, During, and After a Big Meal

I'm not a fan of overeating. In fact, I think consistent overeating is one of the unhealthiest things a person can do because it places you in a state of constant energy excess. Excess means you can't handle the food you're taking in. It means your cells are literally full, your organs are overworked, and hormones aren't functioning the way they're supposed to function. Overeating…

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

New and Noteworthy: What I Read This Week—Edition 245

Research of the Week Melatonin improves platelet aggregation (clumping) in healthy individuals, less so in type 2 diabetics. Long term spaceflight induces depression and cognitive impairment in astronauts. Black seed oil appears to protect against Tylenol intoxication of the liver. Collagen improves endurance running performance. High triglycerides and blood glucose, lower cognitive function.

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

New and Noteworthy: What I Read This Week—Edition 244

Research of the Week Lower EPA/AA ratio, higher risk of coronary plaque rupture. Linoleic acid increases pediatric asthma. Psychosis patients have lower brain creatine and choline. Seaweed intake protects against metabolic syndrome in genetically vulnerable Koreans. Obese kids need more omega-3s and antioxidants.

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