Tag: TED-Ed

How the food you eat affects your gut – Shilpa Ravella

Trillions of bacteria, viruses, and fungi live on or inside of us, and maintaining a good, balanced relationship with them is to our advantage. Together, they form the gut microbiome, a rich ecosystem that performs a variety of functions in our bodies. The bacteria in our guts can break down food the body can’t digest,…


“The Nutritionist” by Andrea Gibson

Hi I’m Andrea Gibson and this is my poem “The Nutritionist.” The nutritionist said I should eat root vegetables Said if I could get down 13 turnips a day I would be grounded, rooted. Said my head would not keep flying away to where the darkness lives. The psychic told me my heart carries too…


How sugar affects the brain – Nicole Avena

Picture warm, gooey cookies, crunchy candies, velvety cakes, waffle cones piled high with ice cream. Is your mouth watering? Are you craving dessert? Why? What happens in the brain that makes sugary foods so hard to resist? Sugar is a general term used to describe a class of molecules called carbohydrates, and it’s found in…


How your digestive system works – Emma Bryce

Across the whole planet, humans eat on average between one and 2.7 kilograms of food a day. That’s over 365 kilograms a year per person, and more than 28,800 kilograms over the course of a lifetime. And every last scrap makes its way through the digestive system. Comprised of ten organs covering nine meters, and…


Sugar: Hiding in plain sight – Robert Lustig

Sugar is playing hide and seek with you. You’d think it would be pretty easy for you to win, considering all the sugar in sodas, ice cream, candy, and big white bags labeled sugar. People get about half of their added sugars from those drinks and treats, so it might seem like sugar is hiding…