TED Talks Daily

People often mix up food allergies and food intolerances, even though they require completely different medical treatments. Dr. Jen Gunter explains how allergies quickly trigger the immune system, while intolerances disrupt digestion and can sometimes take days to show up. Learn how to spot the difference and get a better understanding of how your body reacts to food. (For more on how your body works, tune in to her podcast, Body Stuff with Dr. Jen Gunter, from the TED Audio Collective.)

If you think social media is powerful, keep an eye on immersive video games, says futurist Noah Raford. As more and more people are drawn into virtual worlds, the communities they forge are spawning real-world social movements. Raford urges us to recognize what's really going on -- and then harness those forces to build the future we want.

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If you think social media is powerful, keep an eye on immersive video games, says futurist Noah Raford. As more and more people are drawn into gaming and virtual worlds, the communities they forge are spawning real-world social movements. Raford urges us to recognize what's really going on -- and then harness those forces to build the future we want.

Throughout the US, millions of freight trucks are buzzing goods across state lines, producing massive amounts of greenhouse emissions -- and some of them are only half full. Working to make this 400-billion-dollar-a-year supply chain process as efficient and sustainable as possible, freight expert Oren Zaslansky digs into the logistics of filling these trucks to their maximum capacity through algorithmic carpooling (think: ride-sharing your freight) -- bringing with it the potential of a more transparent and eco-friendly global supply chain.

Whose pleasure is prioritized during sex, and why? Psychosexologist Karen Gurney explains how a lack of equal pleasure in the bedroom actually reflects broader gender inequality in society -- and asks you to reconsider what dynamics are at play, even behind closed doors.

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Despite common belief, retirement takes more than financial planning. And while you may be beyond ready to go on permanent vacation, you also have to psychologically prepare for when the novelty wears off. Riley Moynes explains the four phases of retirement and offers a framework for how to avoid the inevitable pitfalls of taking it too easy in order to help you make the most of your golden years.

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In an invitation to slow down and look at the world around you, graphic journalist Wendy MacNaughton illustrates how drawing can spark deeply human, authentic connections. Ready to try? Grab a pencil and join MacNaughton for this delightful talk. "Drawing is looking, and looking is loving," she says.

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Can you "boost" your metabolism by exercising more? Well, it's complicated. Diving deep into surprising truths about how the body conserves and expends energy in the form of calories, Dr. Jen Gunter reveals what your metabolism actually does, the role of exercise -- and other things weight loss culture doesn't want you to know. (For more on how your body works, tune in to her podcast, Body Stuff with Dr. Jen Gunter, from the TED Audio Collective.)

Nearly fifteen percent of the world's population lives with a disability, yet this massive chunk of humanity is still routinely excluded from opportunities. Sharing her experience growing up with an autistic sister, disability inclusion advocate Meghan Hussey illuminates the path towards an inclusive future in four steps, and it starts with an attitude check on assumptions and stereotypes. Designing a world built for everyone is not a "nice to have," Hussey says -- it's critical to the fabric of society.

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After more than two decades as an anchor for ABC News, an on-air panic attack sent Dan Harris's life in a new direction: he became a dedicated meditator and, to some, even a guru. But then an anonymous survey of his family, friends and colleagues turned up some brutal feedback -- he was still kind of a jerk. In a wise, funny talk, he shares his years-long quest to improve his relationships with everyone (starting with himself) and explains the science behind loving-kindness meditation, and how it can boost your resiliency, quiet your inner critic and simply make you more pleasant to be around.