Do you have anxiety, depression, or obsessive-compulsive disorder (OCD) and often find yourself stuck in a repetitive loop of negative, intrusive thoughts? When these thoughts get in the way of daily functioning, they can take away from your quality of life, including work, relationships, and other important matters. This phenomenon is called rumination. It's a co-occurring symptom of several anxiety disorders, depression, and obsessive-compulsive disorder. If you have been diagnosed with depression, anxiety, or OCD, there is a good chance you've experienced rumination. In this book, we'll take a deep dive into what rumination is, why it happens, and what you can do to manage intrusive, negative, or repetitive thoughts.