The 90+ study, Alzheimer's and aging

St. Paul, Minn. — Neurologists at the University of California are studying a group of men and women over the age of 90 for clues on how the brain is affected by aging.

What they are learning about these "nonagenerians" is providing new clues about longevity and aging well, and important data on Alzheimer's disease and dementia.

Guests

• Dr. Claudia Kawas: Neurologist at the University of California, Irvine.
• Dr. Ron Petersen: Director of the Mayo Clinic's Alzheimer's Disease Research Center.

More from MPR

• U of M resumes nuns' Alzheimer's study
  March 25, 2009
• Video: The nun study
  March 25, 2009
• Company says comedy is vital for Alzheimer's play
  June 19, 2009

Resources

• About Claudia Kawas
• About Ronald Petersen
• NY Times: "At the Bridge Table, Clues to a Lucid Old Age"