Alzheimer's is the only disease among the top 10 causes of death in the U.S. for which there is no cure, no means of prevention and no treatment that can slow it down. Why has it proved so hard to find a cure?
Boxers, NFL players and plenty of other athletes sustain concussions all the time. But when is a bump on the head more than just a little injury? When a retired athlete's life starts to fall apart, can you blame the brain?
If a fire headed toward your house, you might be tempted to rescue a precious memento like a photo album or a child's blanket. When dementia heads for the brain, there's no chance of saving your memories.