Mayo Clinic Minute: How to keep your mind sharp

Many people forget where they put the car keys now and then. Forgetfulness can be a normal part of aging. But, sometimes, memory issues signal a more serious problem, such as Alzheimer's disease or other forms of dementia. Is there anything you can do to prevent cognitive decline?

In this Mayo Clinic Minute, Dr. David Knopman offers tips on how to keep your memory sharp. Vivien Williams reports.