HARD-CORE JUMP ROPING FOR EXTREME FITNESS - Build muscle
You certainly jumped rope as a kid, but you probably didn't realize this fun activity is also a kickass workout for shredding all the major muscles--arms, legs, butt, abs, shoulders and chest. With this book, you turn a simple jump rope into a power tool to:
- Boost endurance
- Amplify explosive power
- Improve agility
- Enhance overall...