Our society likes to portray obsessive-compulsive disorder (OCD) as a cute quirk, a goofy, if irritating, eccentricity. It is not. For the person undergoing OCD experience, it is a form of mental terrorism.
This terrorism takes the form of what psychologists call ‘intrusive thoughts’ — unwanted, painful thoughts or images that invade one’s consciousness, triggering profound fear and anxiety. This is the ‘obsessive’ part of OCD, and it can arise in even the most mundane circumstances. Sitting here typing, for example, I sometimes feel modest pain in my fingers, and my mind kicks into gear: You’re typing too much and causing permanent damage to your hands. Feel those little irritations at the second knuckle of your left ring finger? Those are the harbingers of arthritis. This is how it starts.
read the rest of the article by Matt Bieber here at Aeon.