What is croup? Croup is a fairly common respiratory condition in children usually caused by a viral infection or allergic reaction. Croup affects the windpipe (trachea), the bronchi (airways to the lungs), and the larynx (voice box).
However, as the cataract continues to become denser, vision also becomes more cloudy, and stronger glasses or contact lenses will no longer improve sight. Cataracts typically develop gradually and are usually not painful or associated with any eye redness or other symptoms unless they become extremely advanced.
Cataracts: Symptom Checkers. Review the available symptom checkers for these symptoms of Cataracts: 1  Blurred vision -- Symptom Checker. 2  Cloudy vision -- Symptom Checker. 3  Sensitivity to light -- Symptom Checker. 4  Double vision -- Symptom Checker. 5  Vision changes -- Symptom Checker.