Cataract – Causes, Symptoms & Treatment

The passage of the light to retina is blocked by a cloudy area in the lens of the eye which is painless and is called cataract. Retina is actually a nerve layer at the back part of the eye. It detects the light that enters the eyes and sends signals to the brain. Vision problems occur when the cataract blocks the passage of light to retina Causes of Cataract Age and exposure to sunlight are the main causes of this condition. Changes in eyes are a normal part of ageing. Not all these changes wi...