What are the different types of glasses available and how can they be used to improve vision and protect the eyes?

There are several types of glasses available to improve vision and protect the eyes, including prescription glasses, reading glasses, and sunglasses. Prescription glasses are customized to correct specific vision problems like nearsightedness or farsightedness. Reading glasses are designed to help with close-up vision tasks. Sunglasses protect the eyes from harmful UV rays and reduce glare. Wearing the appropriate type of glasses can enhance vision clarity, reduce eye strain, and prevent damage from sunlight.