Signs of multiple sclerosis may surface years before diagnosis, as patients use healthcare more often for early symptoms.

This informational guide, part of POPSUGAR's Condition Center, lays out the realities of this health concern: what it is, what it can look like, and strategies that medical experts say are proven to ...

For decades, multiple sclerosis (MS) has been defined primarily by its symptoms, rather than its underlying biology. Now, a ...

Multiple sclerosis (MS) is a disorder that prompts the body's immune system to attack myelin, the protective sheath covering nerve cells in the brain, optic nerve and spinal cord. This can in turn ...