About 2 weeks ago,  actor Robert Carradine, who many may know him due to his role as Lizzie McGuire's father and Revenge of the Nerds, passed away. His family shared that he had struggled with bipolar disorder for nearly 20 years. As World Bipolar Day approached on March 30th,, Roger Rivera a board-certified psychiatric–mental health nurse practitioner who treats patients with BD-1,  explains what mixed episodes are, why they’re commonly misdiagnosed, and how better understanding these symptoms can lead to more effective conversations and treatment options.