Add Yahoo as a preferred source to see more of our stories on Google. Most gyms have plyometric boxes. They're also found in parks with public workout areas. Photo: Getty Images Building body strength ...

There are two types of people in this world: those who love box jumps and those who despise them. If you're in the latter group and box jumps are too harsh your knees — or you're just afraid of ...

Push-ups are a full-body exercise that mainly strengthens your upper body. Doing variations of the push-up can help keep any bodyweight routine interesting and effective. Variations like the box ...

When it comes to getting faster, most runners think of hill sprints, intervals, or logging more miles. But there’s one move that rarely gets a mention, and it doesn’t require lacing up your running ...