The knee is the largest joint in the body. People use it heavily every day as they walk, run, climb, or jump. As a result, it is also very prone to injury and pain. When these occur, a doctor may recommend exercises to help a person strengthen the muscles around the knee.
While many parents are heeding the advice of experts and resisting the urge to have their kids focus exclusively on one sport too early in life, a University of Alberta professor who specializes in youth development is advising parents to keep their children's activities in balance.
Brittle bones are often seen as a woman's health issue, but low bone mass may be more common among middle-aged men than generally thought, a small study suggests.