Exophoria is when covering up one of your eyes makes it drift outward, away from your nose and your other eye. It's a type of strabismus. You could have it without knowing. But it may cause symptoms ...

Exophoria is the term for one eye drifting uncontrollably outwards. Exophoria may cause blurred or double vision, eye fatigue, and difficulty focusing on objects. Exophoria is a problem with eye ...