If you over-wear your contact lenses or don’t properly clean and disinfect them, this is what can happen! An episode of pain and light sensitivity due to inflammation, with the risk of serious bacterial infection. This must be promptly treated and can result in a permanent scar. Changing to DAILY DISPOSABLE contact lenses (thrown away after one day) is highly recommended. Weekly or monthly wear increases your risk of this type of infection, 12.5 times over daily disposable wear.