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. It’s easy to almost ...

Building a strong, resilient lower back isn't just about aesthetics; it's about functional strength and injury prevention The ...

Add Yahoo as a preferred source to see more of our stories on Google. Planks work your entire core, plus the thighs, arms and back. A strong core helps with posture, balance and stability, and can ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. A strong back supports better ...

A strength coach shares four wall exercises to rebuild lower back strength after 60, no squats or equipment needed.

Poor posture and inactivity contribute to widespread back pain in modern life. Dumbbell exercises strengthen key back muscles, improve posture, and stabilize the core. Consistent training and proper ...

Every month Marjie Gilliam’s Road to Fitness column highlights an exercise that you can fit into workouts. The Life section is your place to find practical articles that you can apply to your life. A ...

Swap dumbbells for a medicine ball to improve core strength and stability ...

When you're on the road or too busy to make it to the gym, bodyweight exercises are the always-ready tool you can turn to—and they might even challenge you more than your typical weighted workouts.