Eye Care: Introduction, Types, Uses and Side Effects Introduction Eye health is an important part of general well-being, as the eyes are important in vision, interpersonal communication, and quality of life. Eye care is the prevention, diagnosis, and treatment of a wide range of eye conditions as well as eye diseases. Screening, sanitation and healthy living standards, as well as periodic referral to an ophthalmologist or an optometrist when necessary, are the most cost‐effective strategies in preventing and managing the disease.