Your brain is your body's most important organ. A healthy brain is big, spongy and weighs about 3 pounds. Alzheimer's disease changes that, literally shrinking and crippling the brain. Breakthroughs in Alzheimer's prevention now make it possible to treat Alzheimer's before it develops into a full-blown disease. Certain people are at greater risk. Take this quiz and learn the risk factors associated with Alzheimer's disease.
Learn how to promote and maintain healthy joints at any age with these healthy tips from Dr. Oz.