TED Health

The happiest and healthiest people are those who have an abundance of warm connections with others, says psychiatrist Robert Waldinger, who leads the Harvard Study of Adult Development — one of the longest-running studies of adult life ever conducted. We’re revisiting a conversation that explores the link between social bonds and quality of life, as Waldinger shares insights into how to identify and strengthen the relationships that impact your well-being most...

Could the next wonder drug be somewhere in Canada's snowy north? Take a trip to this beautiful, frigid landscape as chemist Normand Voyer explores the mysterious molecular treasures found in plants thriving in the cold. These scarcely investigated organisms could hold immense medical promise, he says — so long as we work quickly enough to discover them.

You've probably heard of CRISPR, the revolutionary technology that allows us to edit the DNA in living organisms. Biochemist and 2023 Audacious Project grantee Jennifer Doudna earned the Nobel Prize for her groundbreaking work in this field — and now she's here to tell us about its next world-changing advancement...

The quest for anesthetics that could induce unconsciousness and enable more meticulous surgeries began around the early 3rd century CE. Before anesthesia was widely used, patients had to consciously endure every moment of surgery. So, what methods did doctors use before modern medicine caught up? Sally Frampton traces the history of anesthetic drugs. This TED-Ed lesson was directed by Alexander Hellebaut, narrated by Alexandra Panzer and the music by Arthur Brouns.

Whether it's dandelions blooming in your backyard or purslane sprouting from the sidewalk, forager Alexis Nikole Nelson is on a mission to show how freely growing flora could make its way to your plate. With contagious enthusiasm and a live cooking demo, she explains the benefits of expanding your palate to include "wild" foods that are delicious, nutritious and planet-friendly — and gives three tips for helping others go from skeptical to confident in their own food adventures...

Everyone loses their temper from time to time — but the stakes are dizzyingly high when the focus of your fury is your own child. Clinical psychologist and renowned parenting whisperer Becky Kennedy is here to help. Not only does she have practical advice to help parents manage the guilt and shame of their not-so-great moments but she also models the types of conversations you can have to be a better parent. (Hint: this works in all other relationships too...

Physician-scientist Anna Greka investigates the world's rarest genetic diseases, decoding the secrets of our cells through "molecular detective work." She explains how her team is using new, advanced technology to solve decades-old medical mysteries — and shows how this work could help develop precision treatments for millions of people across the globe.

An early bird rises with the sun, springing out of bed abuzz with energy. Meanwhile, a night owl groggily rises much later, not hitting their stride until late in the day. How many people are truly night owls or early birds? And are our sleep schedules predetermined at birth, or can we change them? Explore how our circadian systems act as internal clocks to keep our bodies functioning properly...

Have we misunderstood pain? Researcher and physician Amy Baxter unravels the symphony of connections that send pain from your body to your brain, explaining practical neuroscience hacks to quickly block those signals. Her groundbreaking research offers alternatives for immediate pain relief -- without the need for addictive opioids. (Followed by a Q&A with TED current affairs curator Whitney Pennington Rodgers)

Could the tech industry's complex algorithms support people during their darkest times, rather than just deliver targeted ads? Drawing from his own experience with depression, global mental health researcher Sandersan Onie shows how internet search behaviors can provide valuable insights into suicide risk and potentially help save lives by reaching people in a deeply personal way, at a crucial moment.