If someone’s visual impairment makes their eyes extra ... especially if you can’t see them coming and it’s important for those with low vision to protect their remaining visual acuity.

Visual acuity loss and blindness rates within the U.S. vary depending on factors such as geographic location, age, sex or race and ethnicity, a study published in JAMA Ophthalmology revealed ...

Visual impairment may be a risk factor for dementia, ... Women with 20/80 visual acuity or worse had an HR of 5.2 of developing dementia (95% CI, 1.94-13.95) ...

The prevalence of at least one vision impairment in the study was 32.2%, most often near acuity or contrast sensitivity impairment. A total of 11.3% of participants had dementia.

The prevalence of distance visual impairment, near visual impairment and contrast sensitivity impairment in subjects aged 71 years and older was 10.3%, 22.3% and 10%, respectively.

The visual acuity tests stopped when a participant read fewer than 3 letters on the screen. Age was separated into 5-year intervals, starting with 71 to 74 years. Sex, race and ethnicity ...

This includes impairments in distance visual acuity, near visual acuity, and contrast sensitivity. Notably, contrast sensitivity impairment showed the strongest association with dementia ...

A new study is exploring the link between vision impairment and dementia risk.. According to researchers, nearly 1 in 5 dementia cases could be prevented by maintaining proper visual health. “In ...

The PAF of dementia associated with at least one vision impairment was 19% (95% CI, 8.2-29.7). Impairment in contrast sensitivity had the highest PAF among all other vision issues, at 15% (95% CI ...