By Dr. Mercola
Nearsightedness, also known as myopia, is a vision problem in which close objects appear clear but distant objects appear blurry. This condition is said to be caused by refractive errors. Refraction is the bending of light as it passes through one object to another.
Source >
Nearsightedness, also known as myopia, is a vision problem in which close objects appear clear but distant objects appear blurry. This condition is said to be caused by refractive errors. Refraction is the bending of light as it passes through one object to another.
Source >