Do you want to live a longer life in good health? Simple practices can make some difference, such as exercise or calorie restriction. But over the long haul all that really matters is progress in medicine: building new classes of therapy to repair and reverse the known root causes of aging. The sooner these treatments arrive, the more lives will be saved. Find out how to help »
Science Blog points to a study showing that staying fit helps to slow the effects of aging on the brain. Staying physically fit as you age is very important: there are many more benefits than just this one.