After years of OCD-induced scrubbing left my fingers raw, I consulted dermatologists to find how to treat dry hands from overwashing.

OCD isn't just about washing and arranging. Some of the most common forms of the disorder are lesser-known.

Yet everything Matt knew about OCD, he tells me, came from daytime talkshows where “people were washing their hands 1,000 times a day – it was all about external and really extreme behaviours”.

OCD isn't just about washing and arranging.A common form of harm obsession is worrying that you accidentally hit someone with your car or caused an accident without realizing it. This fear then ...