Obsessive-Compulsive Disorder (OCD) is a common, chronic, and long-lasting disorder in which a person has uncontrollable, reoccurring thoughts (obsessions) and/or behaviors (compulsions) that he or she feels the urge to repeat over and over.
There are varying degrees of OCD.
They can be as little as the woman next to me who’s desk is reaaly neat, has sticky notes all lined up perfectly and in their place. To people who can not function unless they put their shoes on exactly the same way everyday. AKA Dustin Hoffman’s character in the movie “Rainman”.