This boy born without arms refused to quit on the box jump. "Do it now. Jump up on that box now," the trainer yells. "Go!" Tim Bannon, 14, born without arms, gives it a try. He comes up short trying ...

Temptation is a powerful thing. Tell athletes to be careful doing Box Jumps and they'll attempt kangaroo-like leaps to imitate the 50-inch jumping sensations they found on YouTube. Box Jumps have ...

Building body strength through fitness training is just one of many parameters. Equally important are explosiveness and improved coordination, for example. Box jumps are particularly effective for ...