Newsmaker: New research on Alzheimer's disease

A new study from the Mayo Clinic indicates that men may be more vulnerable to a pre-Alzheimer's condition known as mild cognitive impairment (MCI). But some researchers are skeptical that MCI is a precursor to the disease.

Guests

• Ronald Petersen, MD: Neurologist and director of the Mayo Clinic Alzheimer's Disease Research Center in Rochester.

More from MPR

• The Alzheimer's test
  August 23, 2010
• Sorting when early memory loss signals big threat
  August 9, 2010

Resources

• About Peterson