Objective To investigate the effects of posture and level of exertion on dynamic visual acuity (DVA; visual perceptual processing task) in athletes with and without history of sport-related concussion ...

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 ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Improvements in stereoacuity and binocular visual acuity ...