Checking things over and over – light switches, faucets, appliances, locks, paperwork assignments
Worrying about making even small mistakes
Taking longer to perform even simple tasks; staying up late to finish projects
Overly concerned about details
Washing hands excessively; red or chapped hands
Taking very long showers
Being extra meticulous about cleaning things, places, rooms
Being overly concerned about contamination and germs
Arranging items in a certain order or with perfect symmetry
Worrying excessively about harming others
Fear of behaving improperly, such as making sexual advances, saying the wrong thing, swearing
Counting objects over and over
Having lucky and unlucky numbers
Repeating an action, such as sitting down or walking through a door, over and over until "it feels right"
Frequent questions, often the same question rephrased
Constant need for reassurance
Scrupulosity – excessive religious concerns/praying, not in keeping with the patient's background
Frequent need for confessing sins or wrong doings
Filling the house with mail, trash, or other collected objects
Late for work or school, frequent absences
Avoiding certain items or situations
Change in sleep pattern or appetite
Getting upset over small problems
Apparent daydreaming when fixated on an obsessional thought