Obsessive Compulsive Disorder is a mental health disorder that can affect people of all ages. OCD is characterized by obsessions and compulsions. Obsessions are defined as unwanted or intrusive thoughts and/or images that increase feelings of distress while compulsions are behaviors that those with OCD engage in to attempt to decrease their distress. Common areas of obsessions include: Contamination fears, losing control, Harm OCD, Relationship OCD, Perfectionism, Religion (Scrupulocity), unwanted sexual thoughts, and physical illness concerns. The most effective ways to treat OCD include Cognitive Behavior Therapy (CBT), Exposure and Response Prevention (ERP) and medication when discussed with your doctor.