Did you know the average life-span of an over-the-road driver is 16 years shorter than the general public? While many find that hard to believe, a select few find it hard to accept. So they are working to change it. 

People like Dr. Mark Manera, the Founder & CEO of Supply Chain fitness.

This week we go deep on relationships to uncover why Mark cares so much about this issue and how it has changed his life's story.

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