In Alzheimer’s disease, the most common cause of dementia, microglia (the brain’s immune cells) play a double role. They can protect the brain by clearing harmful debris or, under certain conditions, contribute to damage and inflammation. How…

In Alzheimer’s disease, the most common cause of dementia, microglia (the brain’s immune cells) play a double role. They can protect the brain by clearing harmful debris or, under certain conditions, contribute to damage and inflammation. How…