When Kristin Cavallari says she’s never looked or felt better, you pay attention. The secret behind her transformation? Nashville-based trainer Kevin Klug, who’s revolutionizing fitness with his elite ...

If you want to improve as a runner, you'll want to use an elliptical – here's how to use one to your advantage and cross ...

To run your best, you need strength in the muscles of your arms, core, legs, and glutes so you can propel yourself forward.

Discover thigh exercises that strengthen weak muscles, improve mobility, and build lean leg strength. Perfect routines for ...

The primary difference between these two quintessential exercises is the placement of the load (barbell, dumbbells, etc.) at the start of each rep and the range of motion you'll work through. In the ...

Vranich’s go-to strengthening exercise for better breathing is called “exhale pulsation.” This feels similar to the Breath of ...

Eccentric movement is the controlled lengthening of a muscle under tension (like lowering a dumbbell), while concentric movement is the shortening of a muscle as it contracts (when you’re lifting the ...

Running has long held the spotlight when it comes to fat loss, but it’s far from the most efficient method. High-intensity movements push your muscles harder, spike your heart rate faster, and drive ...

In TODAY’s Expert Tip of the Day, renowned cardiologist Dr. Eric Topol reveals the recent tweak to his workout routine that ...

Sculpt your V-cut with this oblique and lower ab routine. Master hanging leg raises, woodchoppers, and more to shine for shirtless season.