what causes meningitis
Meningitis is a disease caused by the inflammation of the protective membranes covering the brain and spinal cord known as the meninges. The inflammation is usually caused by an infection of the fluid surrounding the brain and spinal cord.eningitis can be caused by viruses, like enteroviruses, arboviruses and herpes simplex viruses. Itâs serious, but less severe than bacterial meningitis, and people with normal immune systems usually get better on their own. There are vaccines to prevent some kinds of viral meningitis.