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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 …

Impact of COVID-19 on Brain Aging and Cognitive DeclineThe COVID-19 pandemic has had profound effects on various aspects of human health, including mental health. A recent study involving nearly 1,000 participants revealed that while brain aging was not directly linked to COVID-19 infection status, significant cognitive decline was observed. This highlights the pandemic's broader implications on mental health and cognitive function.Study SummaryThe study, conducted by Gemma Conroy and published in 2025, examined the cognitive health of individuals during the pandemic. Researchers found that cognitive decline was prevalent among participants, regardless of their COVID-19 infection status. Thi …