He climbed to the top of the world rankings a few years ago because of his emphasis on fitness as a major aspect of his game. Even while he was spending time with his family, his dedication to fitness ...

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 ...

The box jump is a fun and dynamic exercise to add to any routine focused on improving power and lower-body strength. As a personal trainer, I love to include box jumps in my clients’ programming to ...

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 ...