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7 New Dementia Risk Factors Revealed — Including One Millions Struggle With
The World Health Organization updated its dementia risk guidelines by adding seven new factors: stroke, traumatic brain injury, vision impairment, sleep problems, HIV, air pollution, and menopausal hormone therapy.
Sleep problems and vision impairment may contribute to dementia by affecting brain function, though evidence for vision treatment in dementia prevention is currently insufficient.
The World Health Organization advises against menopausal hormone therapy to prevent dementia in women aged 65 and older, citing insufficient evidence for younger women as well.
Lifelong dementia prevention strategies include protecting the brain from injury and toxins, engaging in social activities, cognitive challenges, and continuous learning to maintain brain health.