It’s a common misconception that stomach ulcers are caused by emotional upset, psychological distress, or spicy food. Yet no convincing study has ever demonstrated that these factors directly cause ulcer disease. So what does cause stomach ulcers? Rusha Modi explains how one doctor’s famous (and dangerous) experiment led us to the answer. [Directed by Jonathan Trueblood, narrated by Addison Anderson, music by Weston Fonger, Jarrett Farkas].

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Journalist Vanessa Grigoriadis talks to friends, experts, and celebrities about the chaos of dealing with aging parents. From Medicaid nightmares to emotional meltdowns in storage units, it’s a brutally honest, often hilarious look at one of life’s most disorienting stages. Come for the catharsis, stay for the gallows humor and unfiltered conversations. If you’re currently the parent to your parents, this is your group chat in podcast form.

Listen to So Your Parents Are Old on Apple, Spotify, or wherever you get your podcasts.

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Breast cancer is the most common cancer among women globally. And yet, many people pass up opportunities to get screened for the disease, often because of the invasive and sometimes painful process of mammograms. Chemist and professor Simona Francese presents a potentially groundbreaking alternative that could transform how and when we identify this deadly disease.

After the talk, Shoshana speaks with Dr. Dhivya Srinivasa, founder of the Institute for Advanced Breast Reconstruction in Los Angeles, on how patients can better advocate for themselves and what it means to regain a sense of wholeness after a cancer diagnosis.

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Can cannabis actually treat insomnia? It's complicated, says sleep physiologist Jen Walsh. While the plant has been used across time and cultures, there's been little scientific research on how it impacts sleep disorders like insomnia. That's precisely where she and her team come in. Learn about the world's first study into the potential of medicinal cannabis as a safe, accessible treatment to help us all rest easy.

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This is the surprising story of how Texas – rich in oil and gas – became America's biggest producer of wind energy. For our first episode, Ryan and Anjali talk with Pat Wood, once George W. Bush’s right hand man and head of Texas's Public Utility Commission, to uncover the innovative approach that turned Texas into a renewable energy powerhouse. It’s a story about what could get done before partisan politics got in the way of good climate policy, and it shows that economic incentives for consumers, government, and companies can play a huge role in supercharging clean energy.

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What if we could get a heads-up about serious health issues before they begin, from the moment a baby is born? In this groundbreaking talk, medical geneticist and physician-scientist Robert C. Green shares how his team at the BabySeq Project became the first in the world to comprehensively sequence and analyze the DNA of healthy infants, revealing hidden risks for treatable conditions. The future of medicine isn’t just about curing illness, he says — it's about predicting and preventing it.

After the talk, Shoshana interviews Robert on why he decided to study the impact of DNA testing in newborns, the fear with giving insurance companies access to additional information, and how to make this resource accessible to all parents.

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From cosmetics to nutrition, collagen is seemingly everywhere — but we don't often discuss its ethically questionable sources, says chemical engineer Fei Luo. She delves into the groundbreaking technology that uses genetically modified yeast to brew animal-free collagen, a process that could pave the way for a functional, tasty and harm-free future for this crucial protein.

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In 1968, the American Heart Association made an announcement that would influence people’s diets for decades: they recommended that people avoid eating more than three eggs a week. Their reasoning was that the cholesterol packed into egg yolks could increase cardiovascular disease risk. So, what exactly is cholesterol? And is it actually bad for you? Hei Man Chan digs into this complex molecule. [Directed by Igor Ćorić, Artrake Studio, narrated by Addison Anderson, music by Cem Misirlioglu].

After the talk, Shoshana interviews Dr. Eric Topol, a cardiologist and founder of the Scripps Research Translational Institute on AI, genomics, and the digital tools that are revolutionizing the way we prevent, detect, and treat illness—including heart disease.

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For years, Jean Béliveau walked from country to country, with the goal of circumnavigating the globe on foot. While few people have the time or desire to walk such extreme lengths, research shows that adding even a modest amount of walking to your daily routine can dramatically improve your health. So, what exactly happens to your body when you increase your step count? Shannon Odell investigates. [Directed by Avi Ofer, narrated by Susan Zimmerman, music by Cem Misirlioglu].

For a chance to give your own TED Talk, fill out the Idea Search Application: ted.com/ideasearch.

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Andy Laats had the textbook fairytale family setup ... a great job, a happy marriage, three wonderful kids and everything going for them. Until one day, they didn't anymore. In this tender, wise and unexpectedly funny talk, Laats describes the profound lessons he's learned over the years as a father, offering insights that will resonate with anyone who's ever had any kind of family.

After the talk, Shoshana interviews Dr. Nadine Burke Harris to discuss how childhood adversity and toxic stress impacts developing brains.

For a chance to give your own TED Talk, fill out the Idea Search Application: ted.com/ideasearch.

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While most people think of acne as a skin condition for adolescents, it can also develop in adults. In this bonus episode from CBC’s The Dose, host Dr. Brian Goldman speaks with the head of dermatology at Dalhousie University, Dr. Kerri Purdy. She shares some of the risk factors for acne (genes and hormones, not necessarily diet) as well as the latest treatments.

The Dose from CBC Podcasts provides a weekly look at the health news that matters to you. Dr. Brian Goldman brings you the best science from top experts in plain language. He cuts through the BS and confusion to give you a dose of smart advice that you won’t find anywhere else.

Find The Dose wherever you get your podcasts, or here: https://link.mgln.ai/TEDxTheDose 

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Does the type and amount of light you’re exposed to during the day change how well you sleep at night? Diving into the effects of daylight on your internal biological clock, sleep scientist Christine Blume shares practical tips for making natural light part of your daily routine — and shows why stepping outside might be the simplest, most impactful change you can make to get better rest.

After the talk, Shoshana interviews Dr. Meredith Broderick, on why people often undervalue sleep and why good sleep hygiene is necessary to be well-rested.

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Why does losing weight often feel like an uphill battle? Physician Katherine Saunders unpacks how our bodies are wired to store fat, revealing that obesity isn’t simply a lack of willpower — it’s a complex, chronic disease rooted in evolutionary biology. She shares the science behind the latest breakthroughs in treatment, from lifestyle interventions to powerful new medications.

For a chance to give your own TED Talk, fill out the Idea Search Application: ted.com/ideasearch.

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Do you hate the taste of cilantro and chocolate? You might be a super taster! Rachel Herz is a neuroscientist at Brown University who specializes in taste and smell. In this episode, Adam, Rachel, and Adam’s wife Allison Sweet Grant investigate the sources of their different food preferences, uncover the overlooked power of smell, and analyze the effects of the gene that can turn some people into picky eaters.

This episode originally aired on ReThinking with Adam Grant July 22, 2025.

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You know it's important to take care of your physical and mental health. But what about your social health? Social scientist Kasley Killam shows how feeling a sense of belonging and connection has concrete benefits to your overall health — and explains why it may be the missing key to living a longer and happier life.

For a chance to give your own TED Talk, fill out the Idea Search Application: ted.com/ideasearch.

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At the plant-based burger chain Slutty Vegan, Pinky Cole is flipping the script on vegan food with bold style. In conversation with host of "TED Radio Hour" Manoush Zomorodi, she shares the highs and lows of her entrepreneurial journey, from her roots in Baltimore to the grease fire that took her first storefront in Harlem. Learn more about the authenticity, resilience and community that went into building a multimillion-dollar vegan food empire.

This episode originally aired on TED Talks Daily May 12, 2025.

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After a mysterious wave of tics and twitches swept through a small-town high school in New York, documentary podcaster Dan Taberski set out to investigate what was really happening. Drawing on extensive research and intimate interviews with the people involved, he explores the roots of mass hysteria — and what it reveals about the line between illness and belonging. What happens when the very thing that makes us sick ... is also what connects us?

After the talk, Shoshana interviews Dan on how his research into the mysterious Havana Syndrome leads to his unearthing of a similar mass hysteria in Le Roy, New York. They also discuss how storytelling can reshape discourse surrounding medicine and what happens when the person experiencing an illness feels unheard and unsupported by the very medical professionals supposed to care for them?

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When anxiety rears its head, we often just want it to go away. Clinical psychologist David H. Rosmarin asks us to consider instead the positive role anxiety can play in our lives, sharing four practical steps to transform it from your enemy into your ally.

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Why is having the sex talk, admitting you passed gas, or being open about your body hair so seemingly uncomfortable for all of us? Journalist and host of the podcast, Embodied, Anita Rao, joins Chris this week to discuss why having open conversations about taboo topics like sex, relationships, and our bodies can help us understand ourselves better and feel less shame.

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There's a reliable indicator of a woman's future likelihood of cardiovascular disease — but it rarely gets asked about, says obstetrician and researcher Meryam Sugulle. She delves into the role of the placenta in pregnancy, how it can predict health outcomes and the single question that should be worked into routine health screenings.

After the talk Shoshana speaks with Dr. Sharmila Makhija, the founding Dean and CEO of the Alice L. Walton School of Medicine. They'll discuss the future of reproductive health and how we can all make a difference advancing women's health.

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