Eye infections can be quite uncomfortable and frustrating, leading to redness, swelling, itching, pain, discharge, and visual disturbances. But not all eye infections are bad - some can actually have benefits! Here are some examples of eye infections that can, in some cases, have positive benefits:

1. Conjunctivitis: Also known as pinkeye, conjunctivitis is an infection of the thin, clear coating of the white part of the eye and inside of the eyelids. It is often caused by allergens, bacteria, or viruses, and can be quite uncomfortable. It can however, be a sign of a more serious underlying infection, allowing it to be detected and treated more quickly and easily.

2. Corneal Ulcer: This is an infection of the cornea, which is the clear, protective layer of the eye. Corneal ulcers can be very uncomfortable and even painful, but they can also be an indicator that something else is going on with the eye, allowing for a more immediate treatment.

3. Keratitis: This is an infection of the cornea that causes redness, swelling, and pain. This can be a sign of a deeper eye issue that can be addressed.

4. Pink Eye: Also known as conjunctivitis, pink eye is an infection of the thin, clear coating of the white part of the eye and inside of the eyelids. It is caused by allergens, bacteria, and viruses, and can be uncomfortable. However, if detected and treated early, it can help to prevent the spread of other, more serious eye infections.

Although eye infections can be uncomfortable and even painful, they can also be indicators of something more serious happening, which can be detected and treated quickly. It is always best to contact an optometrist if you think you may have an eye infection, in order to receive treatment and prevent any further complications.