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Pass the summer splash test with these rowdy water fitness contests

Want an easy plan to prepare you to climb a mountain—say, 14,494-foot Mount Whitney? Here's a five-week program that'll whip you into summit-worthy shape.

Grueling workouts are the only way to get ready for long-distance endurance, right? Wrong.

This month in New Zealand, the crew of Oracle/BMW will try to win the America’s Cup with the help of some unorthodox conditioning: grunting up and over sand dunes, terra firma’s closest approximation of a yacht rolling at sea.

True fitness follows the adage "Use it or lose it." Turns out the brain follows the same rule.

The first four weeks

Cold-weather battle plans from the nation's top fitness advisors

Calling all fitness Luddites and low-tech aerobic warriors—it's time to change your ways. Let us unlock the mysteries of heart-rate training and help you maximize your workouts.

The final equation: Reinforce that joint with a few good exercises

SKIER'S HOP Start with your left leg on the ground and your right leg planted on an 8- to 12-inch-high platform. In one motion, use your right leg to leap laterally over the platform and land in the opposite of the starting position. Repeat, leaping from side to side…

Science is sprinting toward the super-enhanced athlete. Say hello to tomorrow's inhuman being.

A corps of rock rats in a hurry is putting the pedal to the mettle in big-wall climbing

How to use those health club machines to your post-holiday advantage

A modest bit of indoor dedication now will give you the freedom to let loose this winter

Coping with that oh-so-troubling lumbar region

Don't sweat that impending trip — it's easy to keep in shape away from home

Routine got you humming along? Shake it up.

All recreational sport is really quite simple: You run. You jump. You throw. What's more, it's pretty easy to get good at these things.

Toughen your midsection, and hardy arms and legs are sure to follow

Weeks nine through 12

Weeks five through eight