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. There are 5 "types" of meningitis; viral, bacterial, fungal, parasitic and non-infectious. Meningitis may develop in response to a number of causes, usually bacteria or viruses, but meningitis can also be caused by physical injury, cancer or certain drugs. The severity of illness and the treatment for meningitis differ depending on the cause. Thus, it is important to know the specific cause of meningitis. Meningitis infection presents with one or more of the following signs and symptoms: fever, headache, stiff neck, fatigue, nausea and vomiting. It is important to contact your health care provider if you develop these signs of infection.