Having lower cholesterol levels may help protect against dementia, according to a large-scale international study led by the University of Bristol. The research, involving data from more than one million participants, found that people with genetic traits that naturally reduce cholesterol are less likely to develop dementia.

The work was led by Dr. Liv Tybjærg Nordestgaard during her time at the University of Bristol and at the Department of Clinical Biochemistry at Copenhagen University Hospital -- Herlev and Gentofte. The findings were published in Alzheimer's & Dementia : The Journal of the Alzheimer's Association.

Genetic Clues and Cholesterol-Lowering Effects

Some individuals are born with genetic variants that affect the same proteins targeted by cholesterol-lowering medications

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