Amazing Water Bottle Workout

A litre of water weighs 1Kg (2.2lbs); a gallon weighs 4.5Kgs (10lbs), making water bottles (plastic or stainless) the best possible resistance devices. All it takes is a water bottle for an efficient, affordable and effective workout.Authors Jason Greenspan and Lee Noonan offer:·Carefully conceived workouts for the whole body·Challenging workout for every fitness level·Strength and endurance worko...