eyesight

An inquest into the deaths of four people killed by drivers with failing eyesight has found enforcement of visual legal standards for motorists is "ineffective and unsafe".

Nocturnal animals obviously depend on having adequate darkness for the kind of eyesight they've evolved and the nighttime behavior they've evolved to carry out in the dark of night.

Madonna and John’s resolution comes months after the latter revealed his eyesight has been deteriorating after he had a severe eye infection last summer.

Their poor eyesight and slow swimming speed make river dolphins especially prone to collisions with boats and other obstacles.

Sir Elton John has said he can't see his sons playing rugby after an infection last summer left him struggling with his eyesight.