Monday, September 20, 2010

Why Older People Are Forgetful

Brain Tissue Changes May Play a Role in Forgetfulness, Researchers Say

By Bill Hendrick
WebMD Health News

Reviewed by Laura J. Martin, MD

Sept. 15, 2010 -- Abnormal brain tissue changes called brain lesions may be more at fault than previously thought in forgetfulness in older people, new research shows.

Scientists at Rush University Medical Center in Chicago say the same brain lesions that are associated with dementia in old age may be responsible for mild memory loss.

The researchers studied 350 Catholic nuns, priests, and brothers who were given memory tests annually for up to 13 years, and after death, had their brains examined for lesions.

The study found that memory decline tended to be gradual before speeding up in the last four or five years of life.

Researchers say they found that strokes as well as protein accumulations called tangles and Lewy bodies seemed to be related to memory loss in older people. Continue readinghttp://www.medicinenet.com/script/main/art.asp?articlekey=119773#


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