Meet our sister NewsMD podcast, Health Fusion, brought to you by host Viv Williams. Williams loves making podcasts that offer health news you can use, as you'll hear in our short intro interview with her. Then, in the following sample Health Fusion episode, she'll dig into the science of sleep, what we can learn from top athletes and what the heck a "nappuccino" is. Give it a listen and subscribe to Health Fusion in any podcast app.