Use your weight to help you swim, while you lose that weight with swimming and triathlon training. Buy this book for your triathlete, adult swimmer, or you. Learn the applied physics behind swimming as you learn to use your mass with your stroke velocity to create the momentum that you want while swimming. Learn to see, breathe, position your weight and use your arms to guide your swim while you protect your head when swimming with others. Learn to swim your size and shape. Learn to swim given your flexibility and level of coordination. Learn what natural swimmers take for granted and don't really think about while they swim.