Effective Workouts for Weight Loss and Muscle Toning

Gym workouts for losing weight fast often incorporate opposing muscle supersets and high-toning movements like scissor kicks. Learn why you might feel nausea after exercise and how to safely resume training following surgery.

How to Get Rock-Hard Knuckles

Published Jul,12 2011 | By Cindy Banyai

Rock-hard knuckles make your punches strong and prevent injury. Wolff's law -- pressure on bones makes them adapt and become stronger -- means that boxing training can lead to hand hardening, if you do it the right way. Work on hand conditioning as a regular part of your boxing or martial arts workout.