Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...

SAN FRANCISCO, California — A vision-testing system that factors real-world contrast and lighting conditions into the measurement of acuity could help ophthalmologists understand why patients with ...

Children between the ages of 3 and 6 years old should undergo vision screening at least once a year, according to new ...

Online eyewear and vision care company Visibly announced it had received FDA 510(k) clearance for its at-home vision test. The Visibly Digital Acuity Product uses a touchscreen mobile device, like a ...

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...

A glaucoma test is a complete eye exam that checks vision, eye health, and optic nerve health. Glaucoma is an eye disease that damages the optic nerve. A complete eye exam can diagnose this condition.

What Is a Dominant Eye (Ocular Dominance)? A dominant eye is the eye your brain “favors.” Just like you rely on one hand more than the other, your brain relies on one eye more than the other. When you ...

Please provide your email address to receive an email when new articles are posted on . Dyop and ETDRS results were comparable under photopic conditions. However, Dyop results were worse under mesopic ...