b"Shannon Farar-Griefer, Ultrarunner: Dr. Nina's guest today is an ultra-marathon runner who regularly runs 100+ mile races. Shannon Farar-Griefer is in her 50s and she was diagnosed with multiple sclerosis a decade ago, but she just completed her seventh Badwater race. In this inspiring interview, Shannon shares how she overcame trauma by running ultra-marathons and how she's living (not existing) with MS."