The Secret Life of Your Gut

Inside your body lives an entire world.Trillions of microscopic organisms.Thousands of species.A hidden ecosystem that influences far more than digestion.Scientists now believe your gut may affect your mood, your immune system, your cravings, and even the way you think.In this episode of Inside You, Ryan Avery explores the strange and fascinating world living inside your digestive system. Discover why some researchers call the gut a "second brain" and why the tiny organisms inside you may be far more important than anyone once imagined.Because sometimes the biggest influences on your life...are too small to see.