Running to Lose Weight (Interview)

Jason Karp, Ph.D., is an exercise scientist, author, blogger, and running coach. In his recent book "Run Your Fat Off: Running Smarter for a Leaner and Fitter You" (Reader's Digest, 2017), Dr. Karp lays out his best advice on losing weight and keeping it off. Fox 5 spoke to him about the book and more.

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