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 ...

Dr Louise Allen created the testing system during the Covid pandemic A way for eye patients to assess their own sight has been introduced at a hospital after a test was developed during the Covid ...

Getting regular vision tests is a good practice for maintaining good vision. However, doing so requires setting aside time to visit an eye doctor, a luxury many people don't have. Eyebot hopes to ...

Study participants could read an extra two, three or more lines on an eye chart after using specially formulated drops You can save this article by registering for free here. Or sign-in if you have an ...