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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Weekend Link Love – Edition 299

June 08 2014 - I am an investor in an exciting new gym in West Los Angeles called Sirens and Titans. I will be giving a talk there on performance and ideal body composition on Sunday, June 22. It's limited to 60 par...

Paleo Girl’s One-Year Anniversary (Plus a $1,700+ Giveaway)

June 11 2015 - This is a guest article from Paleo Girl author Leslie Klenke. Do you know that sensation in the pit of your stomach when you feel like something is meant to be? I’m not going to lie. I had that f...

Contest: Make a Primal Blueprint Recipe Video

January 11 2016 - I announced this contest last week to give you a little extra time to work on it. And I'm publishing it again today just in case you missed it in last week's post. Per annual tradition, once again ...

The 2017 Primal Blueprint 21-Day Challenge Begins Next Week! (and Here’s How to Prepare)

January 03 2017 - Happy 2017, everybody! I hope each of you had a spectacular holiday season and are ready to take on the new year. Now that the celebrations are behind us, it's time to begin thinking about our vision ...

Introducing the First Primal/Paleo Book for Teenagers! (plus a Limited-Time Special Offer)

June 10 2014 - I couldn’t be more pleased to announce Primal Blueprint Publishing’s newest release, the highly anticipated Paleo Girl by Leslie Klenke. This groundbreaking book targets an often overlooked demogr...

Final 24 Hours of Paleo Girl Special Offer

June 13 2014 - This is just a quick reminder that today is the final day of the special offer period for the newly released book Paleo Girl by Leslie Klenke. It ends at 11:59 PM PDT tonight, June 13. If you’ve ...

The Annual Primal Blueprint 21-Day Challenge Begins Next Week! (and Here’s How to Prepare)

January 04 2016 - Happy 2016, everybody! I hope each of you had a spectacular holiday season, chock full of laughter, community, and a few primal treats to drum up happy stomachs and warm comradery. Now, with January 1...

Rosemary Aioli and Kaleidoscope Fries

June 13 2015 - This is a guest post from Leslie Klenke, author of Paleo Girl, and our very own Marketing Manager here at Primal Nutrition, LLC. Don't miss the Paleo Girl One-Year Anniversary Giveaway with over $1,7...

Contest: Be Featured in the Upcoming Book The Primal Teen

September 27 2013 - When you guys ask, I certainly try my very best to deliver. Within the Primal community there's been a growing demand for information about the differences between being a Primal man and woman, like t...

Paleo Pancakes Two Ways

January 17 2015 - Hey, primal pals. Leslie Klenke here! You may know me from Primal Blueprint Publishing's 2014 release Paleo Girl, my MDA Success Story, the Primal Blueprint Certified Expert Directory, or maybe you to...

Top 10 Paleo Party Rules

October 15 2013 - It’s Friday! You worked all week, made healthy meals, hit the gym, ran errands, did laundry, walked the dog, and cleaned the house. Now, you think, it’s time for a reward - Happy Hour. So, do you ...

19 Keto Soups

March 31 2019 - Thanks to the good folks at Paleohacks for today's recipe. There's nothing quite like cozying up on the couch with a warm bowl of rich and hearty soup. Unfortunately, hearty soup recipes often rely...

15 Easy One-Pot Keto Recipes

January 31 2019 - Thanks to Paleohacks for today's awesome keto recipe roundup! Following the keto diet is a snap with these easy, one-pot recipes! Skip the complicated recipes and keep dirty dishes to a minimum with...

Dear Mark: Coffee Talk

August 01 2016 - Last week's post on coffee generated lots of questions. Today's Dear Mark will answer some of them. First up is a two parter exploring whether L-theanine can make coffee work even better than it alrea...

Dear Mark: Drinking Breast Milk and Supplemental Foods For Dogs

January 05 2016 - For today's edition of Dear Mark, I'm answering two questions. First, what's the deal with adult humans drinking human breast milk? It appears to be a bit of a "movement," but does it make nutritional...

Protein Shake Roundup: 15 Keto and Paleo Recipes

September 04 2018 - Today's post is served up by the folks at PaleoHacks.com. Thanks to their team for the awesome recipe ideas. Hope you all enjoy! Get ready to drink your way to health with this nutritious Protein S...

14 Super Probiotic Recipes to Realign Your Gut

September 14 2017 - Today's awesome post is offered up by Aimee McNew of PaleoHacks.com. Enjoy, everyone! Bacteria outnumber cells in our body at a ratio of ten to one! Since the average human body has about 37 trill...

30 Keto Recipes Ready In Under 30 Minutes

May 21 2019 - Thanks to Courtney Hamilton at Paleohacks.com for today's recipe. Have food ready and on the table in under half an hour with these keto-friendly weekday meals! One of the hardest parts about st...

What Is Paleo?

July 06 2018 - While the paleo diet has grown in popularity the last several years, there's still confusion about what paleo does and doesn't promote. Does "being paleo" mean living as close to our hunter-gatherer f...

Dear Mark: Paleo Diet Fattening?

February 22 2016 - For today's edition of Dear Mark, I'm answering one question. It's a burning one, though, judging from the deluge of emails I've received in the past few days. A new study has just come out purporting...

Training in Child Abuse

August 28 2007 - It's so wrong, I don't even know where to start... Sara caught this outrageous story via the Fevered Mutterings blog: possibly the most overzealous case of parent coaching I've heard of (and I've s...

13 Functional Exercises You Can Do At Work

January 28 2019 - Good morning, folks. After a awesome week (and weekend) taking over the Whole30® Recipes Instagram (you can still check out all the great videos, tips and recipes I shared here), my team and I are t...

Arm Workout Without Weights

February 21 2019 - Jessica Gouthro from Paleohacks is joining us today to offer tips for bodyweight-focused arm workouts. Enjoy, everyone. Do you ever have those days when you want a good arm workout, but you don’...

A Power Yoga Flow to Improve Functional Strength

September 18 2018 - Today's post is offered up by the good folks at PaleoHacks.com. I've always been a fan of at-home, bodyweight workouts, as many of you know, and this routine is worth adding to the rotation. Enjoy, ev...

Top 10 Paleo Apps

November 09 2017 - "Apps aren't paleo, Sisson. Grok waited for days for aurochs to wander within spear-chucking range, not overnight for the release of the iPhone X." True. But this is the world we live in. These are th...

Glute and Hamstring Workout

February 28 2019 - Jessica Gouthro from Paleohacks is joining us today to offer tips for strengthening glutes and hamstrings without traditional gym equipment. Enjoy, everyone. Strong glutes and hamstrings are more t...

10 Moves To Help Ease Joint Pain

February 05 2019 - Thanks for giving Jessica Gouthro from Paleohacks such a warm reception last week. I'm glad you found her "13 Ways To Move More At Work" useful. She's joining us again today to offer tips for those wh...

Top 7 Emerging Paleo Trends

October 14 2015 - Things are changing. You can throw a stone in any direction and hit either a CrossFit gym, a Whole Foods, or (on Sundays) a farmer's market. People have actually heard of paleo and most places have a...

12 Health and Fitness Blogs You Should Be Reading

July 11 2012 - With the Primal/paleo/ancestral/real food/whatever-moniker-you-prefer community growing by leaps and bounds over the past year, I thought I'd do another "blogs you should be reading" post. I've done t...

Is the Paleo Diet Supported by Scientific Research? – Part 2

July 07 2015 - Last week, I countered claims that "paleo gots no science" with summaries of five recent (and not so recent) papers supporting the paleo/Primal approach to diet. The reception to that post was strong...

An Open Letter to Kids and Teens (and Infant Prodigies)

June 11 2014 - In light of the recent release of Paleo Girl - a new Primal book that helps teens navigate the crazy world of flawed dietary and fitness advice, and get a jump start on healthy living - I'm republishi...

7 Characteristics Associated with Long Life (and How to Cultivate Them)

May 15 2013 - As much as we focus on food and fitness as the "physical" arbiters of health and longevity, there appears to be much more to it. In fact, most research fails to find any grand commonalities in the die...

Blindspots Even Informed Paleo Enthusiasts Often Have

November 11 2015 - You read Mark's Daily Apple every day. Paleo health, nutrition, and fitness folks populate your Twitter feed almost exclusively. You've got several PubMed alerts set up, helping you stay on top of the...

How I’d Change Grade School

February 16 2016 - Research indicates that the growing emphasis on academic rigor in grade school is ineffectual at best and counterproductive at worst. Several months ago, a pair of studies threw early education ...

Do We Need Rites of Passage?

November 15 2012 - The young native American teen sent off into the darkness with nothing but a bow and arrow and expected to return with a wolf pelt or two or three. The Masaai warrior tasked with stalking and killing...

Why Self-Experimentation Matters

September 14 2011 - Self-experimentation is a term the online Primal community regularly bandies about. I've been meaning to write a post on the subject, and I figured the first week of this year's Primal challenge would...

Health Suicide in 10 Easy Steps

June 24 2008 - We know most of our readers here at Mark’s Daily Apple are well attuned to what it means to live healthily, but sometimes even the pros can make mistakes. Read on to learn 10 ways to commit healt...

Rethinking Stress: It Could Save Your Life

October 30 2013 - Think back to the last time you were under stress. What kind of physical symptoms can you recall? Pounding heart. Increased pulse rate. The sensation of blood rushing through your body and brain. A...

18 Underrated Blogs You Should Be Reading

May 05 2011 - Blogging is the lifeblood of the growing Primal/paleo movement, as you know, and new veins, arteries, and capillaries are popping up every day. I'm calling this the underrated blog post, but really, g...

Why Personalizing Your Diet and Lifestyle Is the Key to Success

December 31 2013 - This is a guest post from Chris Kresser of ChrisKresser.com and author of the new book Your Personal Paleo Code. Join me, Chris and numerous other presenters and Primal enthusiasts from around the wor...

Top 10 Paleo Party Rules

October 15 2013 - It’s Friday! You worked all week, made healthy meals, hit the gym, ran errands, did laundry, walked the dog, and cleaned the house. Now, you think, it’s time for a reward - Happy Hour. So, do you ...

An Open Letter to Kids and Teens (and Infant Prodigies)

June 11 2014 - In light of the recent release of Paleo Girl - a new Primal book that helps teens navigate the crazy world of flawed dietary and fitness advice, and get a jump start on healthy living - I'm republishi...

Training in Child Abuse

August 28 2007 - It's so wrong, I don't even know where to start... Sara caught this outrageous story via the Fevered Mutterings blog: possibly the most overzealous case of parent coaching I've heard of (and I've s...

Are Men the Weakest Link?

April 25 2007 - Why do women outlive men? There are plenty of theories about this. The pat answer from the Angry Guys Crowd is often, "Well, duh, we work harder and are more stressed out." Aw, grow up. I'm certainly...

7 Characteristics Associated with Long Life (and How to Cultivate Them)

May 15 2013 - As much as we focus on food and fitness as the "physical" arbiters of health and longevity, there appears to be much more to it. In fact, most research fails to find any grand commonalities in the die...

What’s the Difference Between Primal and Paleo?

May 10 2017 - The paleo diet and Primal Blueprint way of eating (a.k.a. Primal) are both based on similar evolutionary science. The story goes something like this. Our modern Western diet bears little resemblance t...

Top 10 Paleo Apps

November 09 2017 - "Apps aren't paleo, Sisson. Grok waited for days for aurochs to wander within spear-chucking range, not overnight for the release of the iPhone X." True. But this is the world we live in. These are th...

Dear Mark: Vegetables on a Budget, Low Ozone Sun Exposure, Eating Breakfast, and PrimalCon 2015

March 16 2015 - For today's edition of Dear Mark, we've got four questions. First up is from Chris, who wonders whether vegetables are worth buying on a limited food budget. He's finding it difficult to justify spend...

Vitamin D and RDA for Children

May 31 2008 - It’s probably of little surprise that we take issue with some of the Recommended Daily Allowance values and how they’re often determined. Case in point: New research published in the Journal of Cl...

Top 7 Emerging Paleo Trends

October 14 2015 - Things are changing. You can throw a stone in any direction and hit either a CrossFit gym, a Whole Foods, or (on Sundays) a farmer's market. People have actually heard of paleo and most places have a...

Rosemary Aioli and Kaleidoscope Fries

June 13 2015 - This is a guest post from Leslie Klenke, author of Paleo Girl, and our very own Marketing Manager here at Primal Nutrition, LLC. Don't miss the Paleo Girl One-Year Anniversary Giveaway with over $1,7...

Paleo Pancakes Two Ways

January 17 2015 - Hey, primal pals. Leslie Klenke here! You may know me from Primal Blueprint Publishing's 2014 release Paleo Girl, my MDA Success Story, the Primal Blueprint Certified Expert Directory, or maybe you to...

Sesame Teriyaki Chicken Wings

August 22 2015 - This is a guest post from Juli Bauer of PaleOMG. Well hello you beautiful person, you. Juli Bauer here from PaleOMG. I’m a girl who loves the simple things in life: food, fashion and fitness. I ...

Bangin’ Liver

May 02 2015 - This is a guest post from Mary Shenouda, Paleo Chef and Lifestyle Coach. Mary, here! You may know me as Mary, The Paleo Chef. Or perhaps you know me as the #EatPlayCrush Girl on Instagram. Or maybe...

Beef Milanesa with Peach Salsa and Spinach

September 24 2016 - I'm Melissa Joulwan, but you can call me Mel. I have a killer recipe for you today. But first, I'll tell you a little about myself. I'm the author of the paleo cookbooks Well Fed, Well Fed 2, and the ...

2 Meat, 2 Pepper Chili

March 24 2019 - Thanks to the good folks at Paleohacks for today's recipe. This rich keto chili is made with two types of beef and slow cooked in bone broth for stick-to-your-ribs heartiness. This rich and simple ...

Primal/Paleo Cornbread

October 14 2017 - This cornbread isn?t made with corn at all, but it sure tastes like the real thing. Buttery and slightly sweet with a rich, cake-like texture, Primal cornbread is the perfect side with a bowl of chili...

Primal/Paleo Brownies

October 21 2017 - Serious chocolate lovers, this one’s for your. Dark chocolate + cacao powder deliver an intense dark chocolate flavor that puts these brownies over the top. Sweetened with dates and made with just a...

Paleo Broccoli Salad

March 07 2015 - This a guest post from Natasha of The Feisty Kitchen. Broccoli Salad. I know this isn't quite something you'd think of for the middle of January, but I got it stuck in my head, and had to make it....

Sunflower Sesame Crackers with Shrimp Paté

February 06 2010 - In last week’s exploration of Primal Snacks we delved into the world of non-potato chips. This week, it seemed fitting to explore non-cracker crackers. Although saying these Sunflower Sesame Cracker...

Paleo Girl: The Evolution of a Yo-Yo Dieter

June 13 2014 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story from a Mark's Daily Apple reader. If you have your own success story and would like to share it with me and the Mark’...

The Primal Lifestyle Works for Me

September 25 2015 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story from a Mark's Daily Apple reader. If you have your own success story and would like to share it with me and the Mark’...

Grok the High Schooler

June 07 2013 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story from a Mark's Daily Apple reader. If you have your own success story and would like to share it with me and the Mark’...

From Hungry and Getting Nowhere to Satisfied and Strong!

September 18 2015 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story from a Mark's Daily Apple reader. If you have your own success story and would like to share it with me and the Mark’...

Four Christmases

March 11 2011 - In 2007 Paul weighed 300 pounds. Today... well you'll just have to read his story. If you have your own Primal Blueprint success story and you’d like to share it with me and the MDA community ple...

Living the Dream

June 03 2011 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story. If you have your own success story and would like to share it with me and the Mark’s Daily Apple community please co...

Breathing Easy with a Primal Lifestyle

April 03 2015 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story from a Mark's Daily Apple reader. If you have your own success story and would like to share it with me and the Mark’...

What a Difference 110 Pounds Makes

July 11 2014 - It’s Friday, everyone! And that means another Primal Blueprint Real Life Story from a Mark's Daily Apple reader. If you have your own success story and would like to share it with me and the Mark’...

Is the Paleo Diet Supported by Scientific Research?

July 01 2015 - People constantly demand proof for the efficacy of the Primal eating plan. And I'm glad they do. The Primal Blueprint makes sense on an intuitive level, and those success stories we see every Friday ...

Dear Mark: Sun Beds, Skipping Breakfast, Cooking with Essential Oils, and Glycerol

December 19 2011 - It's Monday, which means it's time for another round of Dear Mark questions and answers. This week I'm answering four reader inquiries. First, I discuss the suitability of tanning beds, and try to giv...

So You Want to Take Alli?

February 09 2007 - The oily spotting continues. Healthbolt has the money quote on new diet drug Alli: "You can also bet your bottom dollar that GSK will be running ads of fabulous looking people living skinny-happy l...

A Big Fat Blog Post

February 28 2007 - Cut the fat with these bloggers as your guides. Though we can’t condone every health tip offered by these ever-slimming scribes, the will of these bloggers to lose weight is inspirational and notewo...

Dear Mark: Diet to Get Lean, Exercise to Get Healthy?

September 24 2018 - For today's edition of Dear Mark, I'll be discussing the role of exercise alone in weight and fat loss. If it seems like I've been harping on this same topic for a couple weeks now, it's only because ...

Keto and the Menstrual Cycle: Is There Reason To Worry?

April 18 2019 - It seems every “keto for women” forum abounds with stories about menstrual cycles gone wild in the first few months of keto. Irregular cycles, breakthrough bleeding, and periods lasting much longe...

The Ultimate Cheat Sheet for a Happy and Healthy Primal Christmas

December 24 2014 - Whether you're celebrating Christmas, Hanukkah, the Winter Solstice, or any of the other holidays that fall in and around late December, there are common experiences. Hosts hustle to get their homes d...

You Are What You (Think You) Eat

April 17 2014 - Last week's post on marketing took me in an interesting turn this week. I stumbled on an article on NPR highlighting a past but very provocative study that I've been toying with for a couple of days n...

Dear Mark: Ravenous Freshman, Lipopolysaccharides, Himalayan Salt, and Squid

February 18 2013 - For today's edition of Dear Mark, I'll be covering four topics. First, I discuss a worrisome, troubling species: the ravenous college freshman. Is it a problem? Should this beast be culled or somehow ...

12 Essential Tips for Primal Women

May 18 2016 - Look: I'm a man. I've lived a different experience than the average woman, with totally different equipment and different concentrations of hormones coursing through my body. But I have a daughter and...

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