High cholesterol may lessen dementia risk: study

High cholesterol is often linked to a host of serious health issues, including heart attack and stroke. But, a recent study finds that high cholesterol may also have a positive effect on cognitive function in the elderly, particularly for those older than 85. Dr. Keri Peterson, an internist at Lenox Hill Hospital, further explains the research and what it could mean for dementia patients in the future.

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