Strabismus also known as cross-eyed is vision condition in which both eyes do not look at the same place at the same time. One or both eyes may turn in, out, up or down usually occurs to people with poor eye muscle control or very farsighted
Strabismus can be due to problems in eye muscles, control center in the brain that directs eye movement or nerve that transmit information to the muscles
The treatment ranges from using special glasses to surgery.