<iframe width="580" height="385" src="https://www.youtube.com/embed/YuR51ktq1k8?rel=0&modestbranding=1" frameborder="0" allowfullscreen></iframe> <br>This episode is sponsored by ButcherBox. Get $20 off your first order here: This week's guest on Health Theory is Liz ... <br><a href="https://www.youtube.com/watch?v=YuR51ktq1k8">source</a>