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 ...

Three certified personal trainers weigh in on the best ways to strengthen your lower body without the pain. Here are the ...

There’s no easy way to put it: Lower back pain just plain sucks. Whether it’s dull and achy, sharp and shooting, or tight and stiff, discomfort on your backside is no picnic. But the good news is ...

Let’s be honest: sit-ups aren’t the most exciting exercise. But ask most people for their favourite move for six-pack abs, ...

What Is the Psoas Muscle? The psoas (pronounced so-ezz) muscles are two large muscles in your lower back. You have one on either side of your spine. They're the main muscular connection between your ...

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You don’t need a gym or intense workouts—just one powerful movement done in bed can help rebuild strength and ease pressure ...

Lower back pain is a common ailment affecting many Americans, often exacerbated by improper lifting techniques. Excess weight, especially in the midsection, increases strain on lower back muscles, ...

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 ...

A certified trainer shares 5 chair exercises that restore leg strength after 60. No squats or heavy lifting needed.

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, ...

At-home back-strengthening workouts, like planks and bridges, use your body weight to build muscle. Strengthening your back not only improves posture but also prevents or eases common back pain. Do ...