Which disorder is characterized by the following a pattern of recurring thoughts or behaviors such as repeatedly checking if doors are locked that prevents people from going about their day normally?

The disorder characterized by recurring thoughts or behaviors, such as repeatedly checking if doors are locked, is Obsessive-Compulsive Disorder (OCD). Individuals with OCD experience intrusive thoughts (obsessions) that lead to compulsive behaviors performed to reduce anxiety or prevent perceived harm. This can significantly interfere with daily functioning and quality of life. Treatment often includes therapy, medication, or a combination of both.