Dementia and sleep: What do we know about this link?

Dementia affects at least 55 million people worldwide and the number is increasing by about 10 million every year. In part, this is because we are living longer, but dementia is not an inevitable part of aging. So, are there ways to decrease our risk of developing dementia? Much research is currently focusing on the potential role of sleep.

Written by Katharine Lang on June 13, 2022 — Fact checked by Alexandra Sanfins, Ph.D.

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