"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Nordic curls are a bit of a gymgoer’s party trick. As you lower the backside of your body backwards ...

When you think about strengthening the hamstrings, the usual suspects of RDLs and machine curls probably come to mind.

THE LEG CURL is one of the best machines—and best methods, period—for building hamstring strength and size. There are two types of hamstring curl machines, and you're likely to find one or the other ...

If you can’t touch your toes without majorly bending your knees, that’s a sure sign you could benefit from doing hamstring stretches. But even if you can touch your toes easily, you should still be ...

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. For strong, powerful ...

Are men really less flexible than women? Among men, we tend to see specific muscle groups that are tighter: the hips, the posterior chain (like the hamstrings and calves), and the upper torso, says ...

Oluseun Olufade, MD, is an Orthopedic Surgeon and Assistant Professor of Orthopedics at the Emory School of Medicine. Hamstring curls and Romanian deadlifts both strengthen the hamstrings, but they ...

Avoid the common mistakes and losing your balance ...

If you're ready to implement Pilates exercises into your weekly workouts, there's no shortage of beneficial moves to choose ...