July 15, 2009 — Current evidence is insufficient to determine the balance of benefits and harms of visual acuity screening for the improvement of outcomes in older adults, according to a position ...

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 ...

Current school vision screenings miss up to 75% of children's vision problems, leading to academic struggles and misdiagnosed ...

Please provide your email address to receive an email when new articles are posted on . The Hadassah Self-Visual Acuity Screener demonstrated high reliability, accuracy and alignment with standard ...

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 ...

Theta 1 and Theta 2 Orionis are two multiple-star systems within the Orion Nebula (M42). Theta1 includes several stars; the four brightest comprise the Trapezium star cluster at the heart of M42. To ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. If your license expired between March 1, ...