Endurance running + year-round adventure — built for durability.
Marathon & ultrarunning stories, science-backed training, and the habits that keep you performing without burning out.
I’m Jerald Cook, MD—retired Navy physician, Ironman, ultrarunner. Expect:
• Race breakdowns, course previews, pacing & fueling
• Training days (runs, hikes, POV) + mindset for long efforts
• Seasonal adventure (ski days + active travel) as part of staying fit for life
New videos weekly. Subscribe if you’re chasing Boston, your first 50K–100M, or a durable, active life.
Lifestyle medicine & coaching: medfitculture.com