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Imagine a mind trapped in a loop, endlessly repeating actions or thoughts, driven by an invisible force. For millions worldwide, this is the reality of Obsessive-Compulsive Disorder (OCD). While traditionally viewed through a lens of neuronal dysfunction, emerging research is shining a spotlight on an unexpected player in this complex neurological drama: astrocytes. These star-shaped glial cells, once considered mere support, are now revealing their profound influence on brain inflammation and, consequently, compulsive behaviors. Introduction Obsessive-Compulsive Disorder (OCD) is a debilitating neuropsychiatric condition characterized by intrusive, unwanted thoughts (obsessions) and repeti …