Add Yahoo as a preferred source to see more of our stories on Google. If you want stronger hamstrings, the Nordic hamstring curl is a great—if extremely difficult—exercise for you. Tyreek Hill crushed ...

The hamstring muscles are responsible for your hip and knee movements in walking, squatting, bending your knees, and tilting your pelvis. Hamstring muscle injuries are the most common sports injury.

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 ...

"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. Machine curls are great, but sometimes the gym is packed, the machine is taken, ...

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 ...