What is meningitis? Meningitis is an infection of the coverings around the brain and spinal cord. The infection occurs most often in children, teens, and...
Mental Retardation
Mental retardation is generally characterized by significantly sub-average intellectual functioning (IQ of 70 or below), but different degrees of severity of mental retardation exist based...
Migraine
Overview A migraine headache is a throbbing or pulsating headache that is often one sided (unilateral) and associated with nausea; vomiting; sensitivity to light, sound,...
Multiple Sclerosis
Multiple sclerosis (abbreviated MS, also known as disseminated sclerosis orencephalomyelitis disseminata) is an autoimmune condition in which the immune system attacks the central nervous system, leading...