Morning Light May Lower Dementia Risk Through Circadian Health

study links brighter daytime light exposure with lower dementia

Higher daytime light exposure was associated with a lower risk of developing dementia in a large prospective study of more than 87,000 adults. The finding does not prove that light prevents dementia, but it supports a practical message for patients and clinicians: regular bright daytime light may help stabilize circadian rhythms, improve rest activity p…