Add Yahoo as a preferred source to see more of our stories on Google. Jennifer Garner has a way of making everything look fun (have you seen her "Pretend Cooking Show" on Instagram?!). Well, now Jen ...

Jennifer Garner really can do it all. She’s an incredible actress, fun mom, and, apparently, professional-status box jumper. Garner starts the video by doing a test jump and landing on her knees on ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo credit: Frazer Harrison - Getty Images Jennifer Garner has a way of making even tough workouts look fun, and her latest ...

J.J. Watt has some serious jumping ability and we know that because someone once posted a video to YouTube of Watt doing a 59.5 inch box jump. That's almost five feet. It turns out though that 59.5 ...

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 ...

On Sunday, the Houston Texans’ J.J. Watt ended his season with a safety and three sacks. This was, incredibly, a typical performance for the MVP candidate. Every week, Watt does something we’ve never ...

Ready to step outside your comfort zone... and up onto a plyo box? This super spicy power-building workout is tough and will challenge you in ways the most grueling long run can’t—and that’s on ...