Viral Conjunctivitis
This is the most common form of conjunctivitis. It is also very contagious. In viral conjunctivitis, there is watery discharge from the eyes.

Bacterial Conjunctivitis
Caused by bacterial infections, it is also very contagious. Bacterial conjunctivitis may be characterized by a thick discharge from the eyes and crusting on the eyelids, especially in the morning.

Allergic Conjuctivitis
This type of conjunctivitis will cause eyes to be itchy, red and tearing. It is not contagious.

All three types may be characterized by similar symptoms:

  • Redness of the conjunctive (white part of the eye
  • Itchiness
  • Tearing
  • Foreign body sensation or feeling as though something is in your eye
  • Swelling
  • Crusted eyelashes, especially in the morning