In-depth

Complications

Diabetic retinopathy

Symptoms

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Treatments and drugs

Cataracts

A cataract occurs when the normally clear lens in your eye becomes cloudy, often impairing vision. Fortunately, cataract surgery is safe and effective.

Feb. 13, 2014