Many diseases, nutrients, and foods affect bone structure and bone function, and are critical for human health and happiness. Osteoporosis is the most common bone metabolic disorder in humans. Its incidence is related to poor nutrition, altered hormonal status, ageing, diminished physical activity, impaired health status and harmful pharmacotherapy.Vitamins, especially vitamin D, and calcium are historically recognized as important for bone health, whereas this book also shows that there is evidence for an association between vitamin D, calcium, bone mineral density and colorectal cancer. In...