Nedelman is a bit of an endurance junkie. He naturally wakes up at 4:15 a.m. to train, recently completed a 35K ultra with 4,000 feet of elevation, and has tackled everything from Alaska’s ice caves ...

Here’s what you need for a more comprehensive approach to your workouts. Ready to get into the best shape of your life? Get free weekly workouts and no-nonsense training insights delivered straight to ...

VO2 max is often referred to as a key marker of fitness. It’s the measure of the maximal amount of oxygen your cells can take ...

These workouts are the best exercises for weight loss—whether you like to run, lift weights, or take a HIIT class. They’ll also help you build strength and endurance.

Research also backs up the importance of durability, particularly in ultramarathons. A 2025 study says “muscle damage and associated fatigue is the main impediment to performance in long ...

Experts share the best types of interval training to help you improve both as a long-distance runner and an all-around athlete.

A 12-week 5k training plan, from a team of run coaches, is perfect if you're past the beginner stage and eager to get ...

Cherie Gruenfeld, 81, is an Ironman Hall of Famer who completed her first marathon at age 42. She retired from competing at 78 with 14 world titles, and still competes in half-Ironmans and ...

Can you run in 3D-printed shoes? Someone gave it a try, and there are implications. YouTuber NetworkChuck, who normally focuses on homelab technology, and definitely someone you should watch if you’re ...

Researchers have identified neurons in mice that help build endurance after running. They suspect that similar cells exist in people, which could be targeted with drugs or other therapies to amplify ...

NEWINGTON — New Hampshire State Police announced they are conducting training exercises at the former Mall at Fox Run this week. The training exercises are scheduled 9 a.m. to 4 p.m. Tuesday and ...

There's no way around it: working out regularly can be a drag—and knowing how to stick to a workout routine is an entirely different barbell to wrestle with. No matter how strong your resolve, or how ...