<iframe width="580" height="385" src="https://www.youtube.com/embed/TlXZeu0kjFY" frameborder="0" allowfullscreen></iframe> <br>In this video, Cathy supplies an introduction to the Nutrition Essentials video sequence. She consists of an outline of macronutrients, ... <br><a href="https://www.youtube.com/watch?v=TlXZeu0kjFY">source</a>
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