Purpose: To estimate the prevalence, potential determinants, and proportion of met need for near vision impairment (NVI) correctable with refraction approximately 2 years after initial examination of a multi-country cohort.Design: Population-based, prospective cohort study.Participants: People aged ≥35 years examined at baseline in semi-rural (Shunyi) and urban (Guangzhou) sites in China; rural sites in Nepal (Kaski), India (Madurai), and Niger (Dosso); a semi-urban site (Durban) in South Africa; and an urban site (Los Angeles) in the United States.Methods: Near visual acuity (NVA) with and without current near correction was measured at 40 cm using a logarithm of the minimum angle of (Read more...)
Statins lower risk of cataracts
Cataracts are the leading cause of visual impairment worldwide affecting more than 20 million people. Statins are among the most commonly prescribed medications. In the USA they are prescribed to 1 in 3 people over 45 years of age at a cost of $35 bill…
People can acquire the capacity for echolocation
As blind people can testify, we humans can hear more than one might think. The blind learn to navigate using as guides the echoes of sounds they themselves make…
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News
Bausch + Lomb announced the introduction of its
PreserVision AREDS 2 Formula eye vitamin and mineral
supplement, reportedly the first and only commerciallyavailable
supplement in the United States that exactly
matches the updated formula based…
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Highlights from RT’s Feature Series: The Path to the Retina
The management of posterior segment eye
disease has changed dramatically over the
past decade. Previously, surgical procedures
(either incisional or laser) were the gold standard
for pathologies like age-related macular degeneration,
diabetic…
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Using PR to Improve Your Eye Care Website Search Rankings
Online searching is going through a transformational
phase, with Google and other leading
search engines making crucial algorithmic
changes to refine their search capabilities.
How a website is able to generate media buzz makes a
key differen…