Meet Mark

Let me introduce myself. My name is Mark Sisson. I’m 63 years young. I live and work in Malibu, California. In a past life I was a professional marathoner and triathlete. Now my life goal is to help 100 million people get healthy. I started this blog in 2006 to empower people to take full responsibility for their own health and enjoyment of life by investigating, discussing, and critically rethinking everything we’ve assumed to be true about health and wellness...

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Category: News

We Want To Share Your Stories (and a Giveaway!)

Success stories will be back in their regular slot next Monday, but for today I want to issue an invitation.

Now that we’ve turned the corner on the first month of the year, I know some of you have already seen big success with Primal or Primal-keto living. And I’d love to share your stories—to help inspire others here and to offer the kind of varied and personal accounts that only reader experiences can. Will you join the hundreds of others who have helped along the way?

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Weekly Link Love—Edition 16

Research of the Week
Stimulating the vagus nerve helps PTSD.

Exercise has a stronger effect on cognitive function in older men than older women (who already had better function at baseline).

Estrogen controls type 2 diabetes.

Small teams of scientists disrupt ideas, larger teams develop ideas.

AIs are great at colluding.

If you have a family history of obesity, eat fish. Habitual intake of fatty fish limits genetically-associated weight gain.

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Weekly Link Love—Edition 15

Research of the Week
Adults sleep better and retain more memories in a bed that rocks.

Some human adaptations to extreme environments.

A new gene editing technology—CasX—emerges.

Post-workout carbohydrate replacement reduces the next-day benefits to insulin sensitivity and glucose tolerance.

Kids with fatty liver improve it by dropping sugar.

How a specific ketone body inhibits hypertension.

In Americans, intense experiences predict good health. In Japanese, relaxing experiences predict good health.

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Weekly Link Love—Edition 14

Research of the Week
Neanderthals were likely sprinters, not joggers.

Low-carb diets, whether they be high-protein and/or high-fat, plant-based or animal-based, are not associated with elevated coronary artery calcium.

Fried chicken and fried fish consumption linked to increased cardiovascular and overall mortality.

8-hour feeding windows are totally safe in obese adults.

Recommending breakfast for weight loss in adults may have the opposite effect, according to a new meta-analysis.

Women are more likely to choose short-term and long-term partners with their dad’s eye color.

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Weekly Link Love—Edition 13

Research of the Week
Gene drives—genetic engineering that the recipients pass along to all their offspring—now work in mammals.

Researchers fix Alzheimer’s in mice by targeting epigenetics.

Skipping dinner three times a work helps overweight women drop body fat.

During the age of great migration, Scandinavians with an individualist streak were more likely to move to the U.S. than Scandinavians with a collectivist streak.

Turns out that every single gene is probably important for every single cell.

Facial recognition is being used to fight illegal chimp trading.

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Join Me This Week On the “Whole30® Recipes” Instagram!

Hey, everybody! This week I’m taking over the Whole30 Recipes Instagram. Yup, today through Sunday (1/21-1/27), you can follow me on their feed, where I’ll be posting throughout each day and offering tips and ideas that blend the best of Primal philosophy with Whole30 principles.

It’s seven full days of content—exclusive commentary, delicious recipes and new videos you’ve never seen—all from yours truly. Make sure to check out the Whole30 Recipes static feed and Instagram Stories for all my postings, and let me know what you think.

Looking forward to seeing you there!

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