老花 (Presbyopia)
Wiki Article
老花, or presbyopia, is an age-related condition in which the eye gradually loses its ability to focus on near objects.
Symptoms
Difficulty reading small print.
Holding books or phones farther away.
Eye strain during close work.
Headaches after reading.
Blurred near vision.
Why it occurs
The natural lens inside the eye becomes less flexible with age, reducing the eye's focusing ability.
Who is affected
Most people begin noticing 老花 between the ages of 40 and 50.
Management options
Reading glasses.
Bifocal or progressive lenses.
Contact lenses.
Laser vision correction in selected candidates 老花
.
Lens replacement surgery in certain cases.