trusive thoughts or repetitive behaviors that  are common in the general population (e.g.,
double-checking that a door is locked). The frequency and severity of obsessions and com-
pulsions vary across individuals with OCD (e.g., some have mild to moderate symptoms,
spending 1–3 hours per day obsessing or doin g compulsions, where as others have nearly
constant intrusive thoughts or comp ulsions that can be  incapacitating).
Associated Features Supporting Diagnosis
The specific content of obsessions and comp ulsions varies between individuals. However,