By the time one reaches 40, the eyes have increasing difficulty focusing up close. This is a normal aging change; the lens inside the eye is unable to focus on nearby objects. This condition is known as presbyopia and occurs with age in varying degrees in everyone.
nispruhi:
but what is your question?
also in presbyopia the person cannot see near and far thins
things
Answers
Answered by
0
What's your question?
what?
Similar questions