Joan feels she has to check the door seven times before leaving her apartment to make sure it is locked. She also has to turn the water on and off seven times after washing her face. What kind of disorder does she have.
This could be a case of Obsessive-Compulsive Disorder (OCD) considering people with this condition have the urge to do certain things repeatedly as a way of banishing the scary thoughts or making sure they are safe or even clean.
