Sarah Little, M.S.Bone is a complex and active tissue. Most people think once you stop growing that the bone is no longer changing; but actually, bone is constantly remodeling itself – it is just in a balance between resorption and formation. In fact, bone is constantly adapting to the world around it. Many things affect bone, like exercise (or the lack thereof), diet, inflammatory diseases, and radiation. While most people never encounter radiation, individuals with cancer or astronauts e...