The American Heart Association recommends strength training at least twice a week. Even weight training just once a week can reduce the risk of a heart attack or stroke, one study found! And most of ...

If you have a pair of dumbbells, you can get strong and sculpted arms. All you need are these exercises — they're the most effective at targeting the upper body, including the shoulders, biceps, ...

If the only equipment you have is a set of dumbbells and your own body, here's a list of the ultimate dumbbell and bodyweight moves you can do anywhere. These exercises all target the upper body so ...

Add Yahoo as a preferred source to see more of our stories on Google. Are bicep curls alone enough to pump up your upper arms? Photo: Getty Images Strong and defined arms are not only eye-catching but ...