High-intensity interval training absolutely has benefits, but for women over 45 – especially those in demanding careers – ...

WHEN YOU THINK of strength, you probably think of muscle and the gym. That’s measured by how much weight someone can lift, ...

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 ...

Ditch the pasta party and the pre-race bloat. We talked to experts about how to build a plate that actually fuels your ...

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 ...

Salt Lake City, UT / Syndication Cloud / March 2, 2026 / SOLE Fitness Key Takeaways Stride length significantly affects ...

But there are so many different ways to get your blood pumping, and not all of them have the same impact on your body. For ...

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 ...

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 ...

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 ...

The "Friends" alum, 57, has always prioritized health and fitness but has changed her approach over the years Kayla Oaddams/WireImage Jennifer Aniston turns 57 on Feb. 11 The Morning Show star has ...