Little Book of Calorie Burning

A quirky guide to counting the calories as they come off, through ways you may never have considered possibleExactly how long would you have to kiss in order to burn off a bottle of beer? Or how long would you have to argue with someone to burn off a Mars bar?From playing ping-pong to having sex (at different levels of intensity!), this little guide contains over 100 activities and their calorie-b...