How severe is the astigmatism of the eye?

Astigmatism more than 300 degrees is serious.

Astigmatism belongs to a kind of refractive error. Under normal circumstances, 150 degrees below is mild astigmatism. 150-300 degrees between moderate astigmatism. And 300 degrees above is severe astigmatism. Because severe astigmatism patients are prone to blurred vision, squinting and easy to see fatigue symptoms, so relatively serious, usually need to wear glasses, corneal refractive surgery, astigmatism correction intraocular lens implantation and other ways for treatment.

Astigmatism patients usually pay attention to maintain good eye habits and personal hygiene, increase outdoor exercise time.