Question

define presbiopia what are its causes ​

Answer 1

Answer:

Explanation:

Presbyopia is caused by a hardening of the lens of your eye, which occurs with aging. As your lens becomes less flexible, it can no longer change shape to focus on close-up images. As a result, these images appear out of focus.

Risk Factors: Cardiovascular disease; Diabetes

Answer 2

Explanation:

long sightedness

▪eye ball becomes small