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, ...

Lie on the ground with your feet resting on top of a stability ball. Your legs should be straight and hands across your chest. Next, raise your hips upward and then pull your feet and ball towards ...

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, ...

This exercise strengthens the calves, hamstrings, glutes and spinal erectors (the muscles that stabilize the spine). Step 1: Lie flat on your back with a large exercise ball at your feet. Extend your ...

"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 ...

The hamstrings tend to get a lot of love during a stretch routine (who doesn’t have tight hammies?). When it comes to strength training, though, the quads and calves steal most of the spotlight — ...

Looking to seriously strengthen your hamstrings? Give sliding leg curls a go. Celebrity trainer Don Saladino, cofounder of NYC-based Drive495 gym—whose clients have included Blake Lively, Ryan ...

a) Lie with your calves on a fitness ball, arms by your sides, palms up. Squeeze your bum and raise your hips until your body’s in a straight line. b) Bend knees to roll the ball towards you until ...

Lie faceup with your calves on top of a stability ball, arms by your sides, palms up. Squeeze your glutes and raise your hips until your body forms a straight line from shoulders to heels. Bend your ...

You could build an All-Pro receiving corps from the names that have missed practice time this summer from pulled hamstrings -- T.O., Hines Ward, Steve Smith, David Givens, and Anquan Boldin. With the ...