<iframe width="580" height="385" src="https://www.youtube.com/embed/Hrl9_GwNLGI?autoplay=1" frameborder="0" allowfullscreen></iframe> <br>Epigenetics, the study of the code that controls our DNA, tells us that our lifestyle choices can have a significant impact on our gene expression and our lives. Video by Izabela Cardoso & Fernando Teixeira #bbcreel #bbc #bbcnews <br><a href="https://www.youtube.com/watch?v=Hrl9_GwNLGI">source</a>