Explained examines why diets are often unsuccessful. It looks at the science that suggests that low carb, low fat, and body type diets as well as supplements and detoxification regimes simple do not work in helping most people lose weight. While the diet industry pushes us to avoid calories the food industry encourage us to eat more of them.
2018 • Health
Explained examines the possibility of extraterrestrial life and looks at why we have not yet found evidence for its existence despite efforts to look for it. It considers the Fermi paradox which suggests that given the vastness of the universe that there should be a great deal of extraterrestrial life in our galaxy. It also consider conspiracy theories about U.F.O.
2018 • Astronomy
Explained looks at the popular English sport of cricket. First developed in the mid-1800s, cricket has grown into one of the most popular sports in the world. It looks at the complicated and confusing rules behind the game and examines how the British Empire exported the game to its colonies including the West Indies and India. It also looks at different forms of the game including test cricket and Twenty20 cricket.
2018 • People
Youth may be wasted on the young, but luckily, you can buy it back. People are using everything from face-lifts to second skin tech to keep their youthful advantage. However, with so many unproven therapies on the market, how many actually work?
Has anyone ever told you, “Stand up straight!” or scolded you for slouching at a family dinner? Comments like that might be annoying—but they’re not wrong. Your posture is the foundation for every movement your body makes and can determine how well your body adapts to the stresses on it. Murat Dalkilinç gives the pros of good posture.
Chronic lower back pain can be both debilitating and frustrating. The cause is often unclear, making it difficult to treat. As a result, many people give up on medical treatment. Now, researchers in Japan are using new approaches that target the body and the brain to successfully offer relief. One therapy eases pain with injections of saline solution. In another, a simple exercise helps people overcome the fear of pain and promotes recovery.
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
Episode 2 – exposes how the industrial revolution opened the floodgates for highly-processed convenience foods that became "our daily bread." But those pseudo-grains are known to contribute to chronic disease. Natural, whole grains support longevity and lower the risk of heart disease. Grain of Truth also explores the debate over gluten as a dietary evil.
NOVA takes you inside the operating room to witness organ transplant teams transferring organs from donors to recipients. Meet families navigating both sides of a transplant, and researchers working to end the organ shortage. Their efforts to understand organ rejection, discover ways to keep organs alive outside the body, and even grow artificial organs with stem cells, could save countless lives.