Again , this disorder is a malfunction of a normal adaptation in all humans to check that a door is locked , to wash to keep us clean , etc .
One may repeatedly wash hands or other body parts , sometimes for hours , to ensure cleanliness .
This disorder is a malfunction of a normal adaptation in all humans to check that a door is locked , to wash to keep us clean , etc .
One may repeatedly wash hands or other body parts , sometimes for hours , to ensure cleanliness .