Scientists finally know why people get more colds and flu in winter, Probiotic bacteria found in fermented foods might help dispel bad breath, Avocado breakfast tacos

Summary: This week the hosts review why scientists finally know why people get more colds and flu in winter, and they look at how probiotic bacteria found in fermented foods might help dispel bad breath. Plus, they share a delicious recipe for Avocado breakfast tacos.