Which is the most engaging way of describing how to prevent eyestrain?
O
A. The medical term for eyestrain is asthenopia, and is caused by the
contraction of the ciliary muscle.
O
B. The human eye tires after staring at close objects, such as
computer monitors, for too long.
O
C. To help prevent eyestrain, people should not look at screens for as
long as they often do.
O
D. Remember the 20/20/20 rule: Every 20 minutes, look at something
20 feet away for 20 seconds.
SUBMIT