Nutrition and exercise are the cornerstones of our health. But why actually  What exactly do weight training and endurance sports do  And how do certain foods influence our metabolism  How does sore muscles actually develop The author, a chemist and doctor, explains in an understandable way how the body works and the influence of nutrition and exercise on our health. At the same time, he scientifically presents the correlations based on current studies, including intervention and long-term studies. He clearly describes the interactions of nutrition and exercise on body weight, metabolism, fatty tissue and hormones, the cardiovascular system, bone structure and the immune system. Each topic is clearly described on one page. A non-fiction book for all those who are interested in doing something for their health and want to know why.