The Science Behind a Good Night's Sleep

Most people might think hypnosis is just stage tricks. But the science tells a different story. Dr. Sanjay Gupta talks with Stanford’s Dr. David Spiegel about how clinical hypnosis may help with pain, anxiety, and bad habits. He also explains why elite athletes use it to improve ...  Show more

Four astronauts returned to Earth recently, after a historic 10-day lunar flyby mission in which they ventured farther into space than any human has before. They were part of Artemis II, NASA’s flight to test how well the agency’s Orion spacecraft, and the astronauts, operate in ...  Show more

“The more logical you are in your approach to your sleep, the more you’re going to screw it up,” says sleep specialist Rafael Pelayo, MD. Pelayo is a clinical professor of psychiatry and behavioral sciences at the Stanford Center for Sleep Sciences and Medicine and the author of ...  Show more

There’s more to sleep than being a good sleeper. So many factors—from overall health to our environments—impact our experience of sleep and how our brains and bodies behave while sleeping. From restless leg syndrome to sleepwalking to narcolepsy, researching and diagnosing sleep ...  Show more

We’re joined by Guy Meadows, physiologist, and leading sleep expert, to discuss why sleep is such an integral element of our health. Here’s a quick recap: Why sleep is so key for supporting and improving our mental health How long we should be sleeping for How sleep supports o ...  Show more

Why do we sleep, how much does it matter, how much sleep do we really need, to what extent do lifestyle factors like coffee, alcohol and technology affect our ability to sleep? Today we’re talking to Matthew Walker, the award winning author of bestseller ‘Why We Sleep’ about slee ...  Show more