Unstoppable: Mark Black's Journey of Resilience

If you need that extra jolt of inspiration, you’ve got to hear this episode. My guest, Mark Black, was born with a serious heart defect and went through a heart and double lung transplant. He got strong enough to run four marathons, marry the love of his life, and become a dad to three healthy kids. And now, in his 40s, even as his kidneys are shutting down and he’s on dialysis three days a week,…