Committed to Providing Medical Information Table of Contents Index Enlarge Text Reset Text Shrink Text    Buy the Book Selected Links   SECTION 1 Fundamentals of Aging CHAPTER 2   How the Body Ages TOPICS   Introduction ~ Eyes ~ Ears ~ Mouth and Nose ~ Skin ~ Bones and Joints ~ Muscles and Body Fat ~ Brain and Nervous System ~ Heart and Blood Vessels ~ Muscles of Breathing and the Lungs ~ Digestive System ~ Kidneys and Urinary Tract ~ Reproductive Organs ~ Endocrine System ~ Immune System