
How to Administer and Analyze a Heart Rate Drift Test
Heart Rate Drift Test This test has become our go-to test for all our coached athletes. We like it…

Talking Health, Performance, and Longevity, with Jesse Charles, M.D
Scott Johnston is joined by Doctor Jesse Charles, M.D. Jesse is a rural medical doctor and longtime adherent to the…

Nose in a Day in the Time of COVID-19
Our Nose in a Day project wasn’t supposed to take so long. COVID closures, issues with training, the California wildfires—nothing…

High-Altitude Climbing: 14 Tips for a Successful Expedition
A successful high-altitude expedition is dependent on many factors. Fitness is the one factor completely under your control, and we…

How Myelination Can Make You a Better Athlete
Watching a master’s seemingly effortless performance of any high-skill activity, from dance to music to athletics, leaves us slack-jawed time…

How to Climb the North Face of the Eiger
For many climbers the 1938 route on the Eiger would rightfully be a career highlight. It is a brilliant climb,…

Why Miles Matter in Running
Historically, runners have always spoken about and compared their training in terms of “mileage.” Counting miles alone seems a rather…

30/30 Interval Training and the Need For Speed
Many athletes I work with throughout the year target long-duration events: high-altitude climbs, ultramarathons, and big ski tours. As avid…

How to Plan Your Race Season
Professional mountain runner Luke Nelson has raced all over the world since getting into the sport a decade ago. He…