Trainer to Hollywood's A-list, Simon Waterson knows exactly what it takes to get fit and perform at your best. For the first time he shares his practical 10-week workout challenge to help you reboot your fitness the smart way.

Trainer to Hollywood's biggest A-list actors, Simon Waterson knows exactly what it takes to get fit and perform at your best. For the first time he shares his practical 10-week workout challenge to help you reboot your fitness the smart way.