What Is Pure-O / Intrusive Thoughts OCD?
June 26, 2026
Pure-O is OCD with intrusive thoughts and mostly mental compulsions. Learn the common themes, why the thoughts are not intent, and how ERP treats it.
Articles on Obsessive-Compulsive Disorder, intrusive-thoughts OCD (sometimes called Pure-O), Exposure and Response Prevention (the gold-standard treatment), and the residential ERP work that severe OCD often requires when weekly outpatient sessions aren’t enough.
Pure-O is OCD with intrusive thoughts and mostly mental compulsions. Learn the common themes, why the thoughts are not intent, and how ERP treats it.
OCD is more than tidiness. Learn what obsessive-compulsive disorder is, its common types, the OCD cycle, and how exposure therapy treats it.