Add Yahoo as a preferred source to see more of our stories on Google. “[The Swiss ball] also gives you more bang for your buck with the added instability,” writes Maryniak in an Instagram post ...

You don't often hear anyone talking about how hard they hit their hamstrings at the gym. Leaving them out of your workout, though, is a big mistake, because they help you perform so many daily ...

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 ...

Two strength-building exercises every mountain biker should do are split squats and single-leg hamstring curls. Here’s why: When you’re in the saddle, you never get quite full leg range of motion when ...

It pays to pay attention to your hamstrings. Just ask celebrity trainer Ashley Borden. The Los Angeles–based creator of her namesake fitness app, whose clients have included Christina Aguilera, ...

You can do a hamstring curl with or without gym equipment. Some variations involve standing, sitting on a chair, or lying face-down on the floor. These muscles function together to bend your knee and ...