The ability to move with speed, precision and power is important for longevity. Here’s how to gauge it and how to improve.

Pooch be nimble. Pooch be quick. Pooch jump over and run through obstacles in a competitive sport Saturday in Manhattan. Some of the most athletic dogs in the country — including nonpurebreds — were ...

Fitness tests throughout the military are evolving from the standard push-ups, sit-ups, and 1.5- to two-mile run into increased speed, agility and combat conditioning. This training also is being used ...