Study finds extremely fit women had only 5% chance of developing dementia

Credit: CBS News
Published on March 14, 2018 - Duration: 01:34s

Study finds extremely fit women had only 5% chance of developing dementia

A new study that focused on a group of women for nearly four decades found women who were very fit only had a 5 percent chance of developing dementia.

CBS News medical contributor Dr. Tara Narula sits down with "CBS Evening News" anchor Jeff Glor to explain.


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