Researchers are finding increasing evidence that environmental factors -- ranging from exposure to toxic chemicals to physical and mental exercise -- can have important effects on aging brains. While older people may have a surprising capacity for neurological regeneration, chemical exposures (even exposures earlier in life) have been linked to neurological disorders such as Alzheimer's and Parkinson's diseases.
Elizabeth Grossman reports for Environmental Health Perspectives in the September 2014 issue.
Source: EHP, 09/18/2014
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