To work with Dr. Laurie Marbas, visit: https://www.drmarbas.com/

Meet David Clark who used to rely on narcotic pain pills and alcohol to get through the day. He lost an $8 million mattress company, weighed 320 pounds, was prediabetic, and had dangerously high blood pressure. So how did he turn his life around to become one of the most talented ultra runners in the world? Including running multiple races over 100 miles. Listen, learn and be prepared to be inspired! He is also an ambassador for the Herren Project, an organization that provides education, treatment and mentoring for addiction. Check it out here. http://www.theherrenproject.org