Actress Christina Applegate shared her struggles with multiple sclerosis, describing it as the 'worst thing' she's ever experienced. The progressive nerve disorder has significantly impacted her ...

What is multiple sclerosis? More than 4,000 people are expected to rally at Soldier Field for Walk MS: Chicago, presented by Northwestern Medicine.

Life expectancy for those with secondary progressive multiple sclerosis may be a bit lower than for the larger population, but new treatments offer improvements.