People often mix up food allergies and food intolerances, even though they require completely different medical treatments. Dr. Jen Gunter explains how allergies quickly trigger the immune system, while intolerances disrupt digestion and can sometimes take days to show up. Learn how to spot the difference and get a better understanding of how your body reacts to food. Tune in to learn more about what your body is trying to tell you through these reactions. For more, listen to her podcast, Body Stuff with Dr. Jen Gunter, from the TED Audio Collective.