An illustrated guide to the anatomy of the abdominal muscles and how to tone them successfully without injury • Presents the 16 most effective and safest abdo

Intended for anyone who wants rock-hard abs but needs help getting motivated, the editors of fitness authority Muscle & Fitness magazine have created a four-wee

Restore strength and balance to your everyday movement with 62 functional exercises, targeted routines, and three four-week fitness programmes from exercise gur