As the old adage goes, good things always come in threes, so it’s no surprise the most eye-popping muscle in your arms is, in fact, three parts that join together. 'There are three heads to the tricep ...

Most of you know that training your upper body provides endless benefits, from improving your posture to increasing your metabolism. You might think of individually working your arms, shoulders, chest ...

When it comes to toning up, there’s no shortage of workouts designed to target the arms, core or glutes. It’s a bit harder to find workouts that target the back. If you have stubborn back fat that you ...

If you're searching for “how to stretch lower back,” you probably already know that sitting all day is killing you. If having your butt glued to a chair is something you can’t escape, you know ...

After a long day hunched over my laptop, my body sometimes feels like a crumpled up ball of paper ready to be thrown in the trash. Just standing straight again can be a real, um, stretch. But I’ve ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE BACK extension, that time-tested move for building back strength, has been around the block. But here ...

Leg extensions are one of the most effective exercises for isolating the quadriceps. Unlike compound movements like squats or ...