Cotard Delusion, also known as Cotard’s Syndrome, is a rare and severe mental illness where individuals believe they are dead, do not exist, or have lost vital organs, blood, or body parts. Some may even think they are immortal or decaying. This condition is often associated with severe depression, psychosis, or neurological disorders like dementia or brain injury. Patients may exhibit extreme withdrawal, neglect of self-care, or even refuse to eat, believing their body no longer requires susten