THE LEG CURL is one of the best machines for building hamstring strength and size. If you don't have one handy, though, what's the next best option? There are two types of hamstring curl machines, and ...

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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 ...

If you have tight hamstrings, stretching isn’t always the answer, even if it is most people’s go-to for feeling better. That’s because elongating the muscle isn’t a surefire way to improve your ...

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 ...