Waterworld

Running, biking, tennis... They're all great workouts. This summer, go amphibious with your exercise. This chart shows what a typical waterlogged man burns in a half hour. Compare it with running at an 8 minute/mile pace (512 calories), tennis (287 calories), and biking at a moderate pace (328 calories)

Calories burned by a 180 pound man in 30 minutes

Butterfly - 451                               Dog Paddling - 246
Freestyle (fast) - 410                     Treading water - 164
Freestyle (slow) - 287                   Water polo - 410
Breaststroke - 410                        Water volleyball - 123
Sidestroke - 328                           Scuba Diving - 287
Water Jogging - 328                      Kayaking - 205
Backstroke - 287                          Paddleboating - 164
Canoeing - 144                             Sailing - 123
Powerboating - 103


Source: Men's Health