0_Apprentice
Obsessive-compulsive disorder is a type of mental illness. People with OCD can have either obsessive thoughts and urges or compulsive, repetitive behaviors.
1_Wizard
Yes, s a mental disorder where people feel the need to check things repeatedly, perform certain routines repeatedly
0_Apprentice
I haave a friend who is OCD.  She is unable to control either the thoughts or the activities for more than a short period of time.