职称英语理工类考试考前每日一练
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Memory Reduction
It is common for older people to forget an American study has found that memory starts to fail when we are young le younger than thirty years of age usually do not know that they are starting to forget scientists from the University of Michigan say the loss of memory usually has already started.
Researchers say people do not observe this slow reduction in mental ability until the loss affects their everyday activities.
Denise Park led the new directs the center for Aging and Cognition at the Institute for Social Research at the University of team studied more than 350 men and women between the ages of twenty and ninety study identified people in their middle twenties with memopf problems.
She says young adults do not know they are forgetting things because their brains have more information than they need.
But she says that people in their ten ties and thirties are losing memmT at the same rate as people in their sixties and seventies.
