Home Remedies for Cataracts Cataract is basically an ailment, which occurs due to ageing. Clouding occurs in the lens of the eyes. This acts as the hindrance and does not allow clear view to the eyes. The eyes throughout the lives get exposed to the UV rays of the sun. This results in the formation of the free radicals in the eyes. This leads to cataract formation in the eyes. This situation is highly important in individuals, who are smokers