It's even more effective than traditional strength training.

Jump squats are one of the most efficient ways for guys to turn their lower-body strength into real athletic power. They train your legs to produce force quickly, which shows up when you sprint, jump, ...

When you push up a hill or race along a straightaway, both your upper-body and lower-body muscles are relying on power and strength to move the bike against gravity and resistance. Surprised to learn ...