Lupus: What to know about the autoimmune disease

Lupus has no cure and the exact cause is unknown, but in a recent breakthrough study, scientists believe they may have found a primary cause of the complex autoimmune disease.

How do doctors diagnose Parkinson's disease?

LiveNOW's Andy Mac spoke with Dr. Michael Okun, a neurologist from The Parkinson's Foundation about the disease, how it's diagnosed, treatment options and more amid reports that a Parkinson's expert visited the White House eight times in the last year.