Men who motivate you while you work out

4 Prince William

He's a whizz at water polo, and president of the Football Association, but we think it may be the sight of Wills in his army uniform that sends you running for the bus and taking the stairs instead of sitting back with your tea and biscuits to watch the soaps and we don't blame you. There's nothing like a man in uniform to get you going, especially when that man is second in line to the throne

(Joint third)