Science myths and health misconceptions • 2017

4:32

Stem cells found in the bone marrow are crucial for our health because they are needed to become new blood cells that sustain and protect our bodies. But when the transformation goes wrong, harmful mutations can cause the cells to start replicating without control -- a type of cancer known as leukemia. Danilo Allegra and Dania Puggioni explain how this happens and how certain treatments provide hope for those suffering from the disease.

TED-Ed • Health

58:46

Maitre d' and Extraordinary Places to Eat host Fred Sirieix and GP Zoe Williams open a restaurant with a difference, welcoming 20 unsuspecting diners for a slap-up meal. It all sounds normal enough, but this restaurant has something unexpected back of house - a functioning gym, where a group of fitness fanatics are poised on exercise bikes, treadmills and rowing machines, ready to burn off every single calorie ordered and consumed by the diners.

Horizon • 2020 • Health

44:32

A fresh perspective on autism research with the developing "Bacterial Theory" of autism. The fastest-growing developmental disorder in the industrialized world, autism has increased an astounding 600 per cent over the last 20 years. Science cannot say why. Some say it's triggered by environmental factors and point to another intriguing statistic: 70 per cent of kids with autism also have severe gastrointestinal symptoms. Could autism actually begin in the gut? The Autism Enigma looks at the progress of an international group of scientists who are studying the gut's amazingly diverse and powerful microbial ecosystem for clues to the baffling disorder.

S51E08 • The Nature of Things • 2011 • Health

87:39

Is sugar the new tobacco? How did the food industry get us to stop asking the question: is sugar toxic? It all starts with a secret PR campaign dating back to the 1970s. For forty years, Big Sugar deflected all threats to its multi-billion dollar empire, while sweetening the world's food supply. As obesity, diabetes, and heart disease rates skyrocket, doctors are now treating the first generation of children suffering from fatty liver disease. The sugar industry is once again under siege. They dodged the bullet once. Can they do it again?

2015 • Health

9:13

Somewhere in your body, your immune system just quietly killed one of your own cells, stopping it from becoming cancer, and saving your life. It does that all the time. The vast majority of cancer cells you develop will be killed without you ever noticing. Which is an incredibly hard job because of what cancer cells are: parts of yourself that start to behave as individuals even if it hurts you. What is cancer and how does your body kill it all the time?

In a Nutshell • 2023 • Health

45:59

It was 1952, and polio had reached outbreak levels in America. There was no known cause, no cure, and no help in sight for parents desperate to protect their children. Our nation's hope was placed in a 33-year-old scientist, working from a basement lab in Pittsburgh. His name was Jonas Salk, and in just a few years, he would bring infantile paralysis to its knees and change the course of medical history. Travel back to a world gripped in fear and see how Dr. Salk, with his dedicated staff, a young charity, and a faithful nation, came together to conquer polio.

2010 • Health