Medical Physiology is a concise introductory textbook for advanced school and beginning university students. It discusses a range of medical issues that affect the way we live our lives including infectious and inherited diseases, cancer, and diseases of the respiratory system and kidneys. The functions of the immune system and the brain are studied in some detail, as are the effects on our health of ageing, diet and exercise. The text concludes by discussing recent advances in genetics and biotechnology and their impact on the treatments available for many diseases.