Multiple sclerosis (MS) is a chronic disease that damages the central nervous system. Dr. Jean Charcot first defined MS in 1868 by identifying characteristic clinical and pathological findings. MS typically onset between ages 15-50 and is more common in women. Symptoms vary greatly between individuals and over time, and can include problems with vision, sensation, motor function, coordination, bladder control, cognition and more. Treatment aims to manage symptoms and prevent disability progression.