Cataract
Specialty | Ophthalmology
Symptoms | Faded colors, blurry vision, halos around light, trouble with bright lights, trouble seeing at night
Complications | Falling, depression, blindness
Usual onset | Gradual
Causes | Aging, trauma, radiation exposure, following eye surgery
Risk factors | Diabetes, smoking tobacco, prolonged exposure to sunlight, alcohol
Diagnostic method | Eye examination
Prevention | Sunglasses, not smoking
Treatment | Glasses, cataract surgery
Frequency | 60 million (2015)