“Strength training is every runner’s secret weapon!” says Lindsey Clayton, senior instructor at Barry’s in New York City and co-founder of the Brave Body Project. “A balanced strength-training routine ...

While TRX bands may look intimidating as they dangle in the corner of the gym, they’re actually no harder to use than more common pieces of equipment, like dumbbells or kettlebells. In fact, if you’re ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. “Right to the core,” “core values,” and “hardcore.” These little idioms highlight just how vital the concept of “core” is in our lives ...

Workouts you can do anywhere are a game changer. A trendy, well-stocked gym is nice and all, but lifting weights isn't the only way to build strength, improve your flexibility, and master new skills.

Starting weight training at home? Here’s the beginner-friendly equipment and expert tips you actually need to build strength safely.

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. While many types of ...

The word "eccentric", you’ll know, is most commonly used to describe someone or something unconventional – but in the world of fitness, it means something quite different. Thankfully, eccentric ...

You might see kettlebells flying around social media or on the rack at your local gym. And while you can perform a lot of dynamic, advanced movements with this bell-shaped piece of equipment, it’s ...

Looking for a new fitness routine this January? Start here. Credit...Janelle Jones for The New York Times Supported by By Erik Vance Each week this January, the Well team will suggest a program of ...