Meningitis causes swelling in the membranes around the brain and spinal cord. Encephalitis is inflammation of brain tissues ...

DEAR MAYO CLINIC: Ever since I had my son, I tend to worry whenever he gets ill, so I try to educate myself on different viruses and autoimmune disorders. I recently came across encephalitis. What is ...

"My year of unraveling" is how a despairing Christy Morrill described nightmarish months when his immune system hijacked his brain. What's called autoimmune encephalitis attacks the organ that makes ...