Problems of contact lenses range from mild irritation and discomfort, to serious and potentially sight-threatening infections. If eyes become frequently red, sore or swollen after wearing contact lenses, it indicates infection. Contact lens irritation can also cause dry eyes, blurred vision, and a constant feeling that there is something in your eye.Care should be taken while handling contact lenses. Soft contact lenses are very delicate, and should be handled with care as recommended by the manufacturer. clean the lenses properly, dont them dry out, wash hands before inserting them can reduce the contact lens discomfort and irritation. Do not allow make-up, perfume and hair products to come into contact lenses. Contact lenses should never be shared with anyone as they can carry bacteria. Several contact lens are available which are designed to be worn for a few hours, to brands that can safely be worn overnight. Wear the contact lenses only for a recommended period of time other it will cause recommended can cause irritation and discomfort. Dont use contact lenses which have crossed their due date. It may lead to problems like infections. Changing the type of contact lenses, or getting your prescription updated, may also help to relieve contact lens irritation. You could also consider laser eye surgery as a permanent solution to contact lens discomfort.