MostofusthinkthatObsessiveCompulsiveDisorder(OCD)isjustoverfussytidying.Butit'
sactuallymuchmoreserious.Sophiehastocheckthatshehasn'
tkilledpeople,lookingfordeadbodieswherevershegoes,Richardisterrifiedoftouchingthebin,andNandaisabouttohavepioneeringbrainsurgerytostopherworryingaboutcomponentsonherbody-thathereyebrow...