Arm day, leg day, ab day—these are the familiar pillars of strength training. But what about lower back day? Our lower backs are often overlooked, yet they're a crucial part of fitness. Many of us ...

The curl-up is part of spine expert Stuart McGill’s 'Big Three', shown in research to increase core endurance without ...

Truth is, rounding your back when you lift something can be completely natural, and learning how (and when) to do so just may unlock your body’s true strength. The technique has actually been used by ...

This no-equipment movement is helping people rebuild upper-back strength, improve posture, and feel stronger at home—fast.

It’s easy to almost forget we have muscles in our back. We can see and feel our biceps and our abs working, but if we ever get a sore lower back, we often worry that we’ve hurt our spine. In fact, ...

In addition to deadlifts and chest presses, squats are considered one of the “big three” lifts since they engage multiple muscle groups and joints. But aside from your traditional bodyweight squat, ...

Core exercises for stronger abs include crunches, teasers, planks, and body-weight squats. A strong core helps improve balance and posture.

Leoni Jesner is a fitness, health, and lifestyle writer who has contributed to Byrdie and LIVESTRONG.com, among other publications. She is also a personal trainer, mat Pilates instructor, and ...

LIFT WITH YOUR legs, not with your back. You probably recall this phrase almost any time you bend down to lift something heavy. It makes sense, too, since conventional wisdom holds that rounding your ...