Why is my vision blurry? A lot of people experience blurred vision – it's one of the most common vision symptoms. For doctors, this usually means a gradual decrease in sharpness or clarity, and the most common causes include nearsightedness, farsightedness, or astigmatism (an irregularly shaped cornea). For more health insights, visit our Medical Library or check your symptoms with Ada.https://ada.com/conditions/ | Ada Health | Facebook