Question

What is the meaning of(presbyopia, astigmatism,? give the cause and remedy for them

Answer 1

Presbyopia usually occurs beginning at around age 40, when people experience blurred near vision when reading, sewing or working at the computer.

You can't escape presbyopia, even if you've never had a vision problem before

The eye's lens stiffens with age, so it is less able to focus when you view something up close.

Eyeglasses with bifocal or progressive addition lenses (PALs) are the most common correction for presbyopia

Eye glasses
contact lenses
surgery