It's helpful to know that only infectious conjunctivitis (meaning pink eye caused by viruses or bacteria) is contagious.

Eye pain is not uncommon and can usually resolve on its own. Common causes include styes, pink eye, or sinusitis. If you experience intense eye pain that won't go away, consider seeing an ...

You could have a common cold, conjunctivitis, dry eye, a stye, allergies, or even corneal ulcers. This can be a sign of bacterial conjunctivitis (pink eye), especially if it’s thick and sticky.

A stye is a form of eye inflammation ... You can get conjunctivitis (pink eye) from some bacteria in semen. This includes STI bacteria, such as chlamydia, gonorrhea, and syphilis.