Neglected Vision Care, Vision Loss Linked to Dementia in Older Adults, Study Finds
, which surveys a representative sample of approximately 20,000 people in America on aging. Among 16,690 adults aged 50 and older, researchers found that an estimated 1.8% of dementia cases in the U.S. were associated with vision impairment.
Although it’s a small percentage comparatively, the finding signifies progress and hope for dementia prevention, especially when applied alongside other previously identified modifiable risk factors, which include but aren’t limited to less education, physical inactivity, low social contact, and hearing impairment, according to
. In fact, researchers on the study suggest that vision impairment be officially added to the Commission’s list.“A neural system maintains its function through stimulation from sensory organs,” Julio C. Rojas, M.D., Ph.D., and study co-author explained in an . When vision stimulation is no longer present or impaired, “there will be a dying out of neurons, a rearrangement of the brain,” he added.Aging and Mental HealthIt’s worth pointing out that vision loss also often goes hand in hand with the inability to confidently and comfortably socialize, which compounds dementia risk.study, an estimated 90% of vision impairment is preventable or has yet to be treated.
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