Welcome to the Primal Endurance Podcast.

Slow down and enjoy the show, where we wrap, literally, about everything you need to know.

I'm your host, Brad Kearns. Are you ready? Let's go.

Mark Sisson, welcome to the podcast. Those of you watching on video, we are hanging out here, beautiful

summer day in Los Angeles talking about, I guess you would say it was formerly one of our

favorite topics, endurance. Now we're kind of broadening our concept of fitness into longevity,

promoting exercises. You talked about micro workouts on a great video we did.

And the endurance community is experiencing an awakening, which is cool. The fat adapted endurance

training is now a legit thing. But I feel like there's probably some great area. There's

some confusion for many, many endurance athletes of how to do

this stuff right, how important is diet. What about this low carb stuff? We're taught something

that completely opposite what we've taught the whole time. You and I were certainly taught

something completely the opposite. And we subscribe to that carbohydrate management, glycogen

management theory for the longest time.

You know, what's changed in the last 10 years and probably substantially in the last five years

is the research into a ketogenic diet and this idea that, number one, we can burn a lot more fat

at high levels of output than we thought possible.

I think the faster study proved that, that, you know, you can derive seven,

800 calories per hour from fat when you are trained to do that and have done the work

to tap into that.

And in so doing, you spare the

glycogen reserves that have become acknowledged as so precious. Of course, in the old days,

...