An estimated one third of Canadian adults are obese, and ultra-processed foods are a major culprit. Leading nutrition scientist Kevin Hall recently co-wrote a new book on how foods nourish and harm us. He says understanding what's in our food is essential for our health, and that not all ultra-processed foods are bad.

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Some wellness clinics in Canada are promoting IV vitamin and hydration therapy as a way to ease hangovers, migraines, and even prevent illness and inflammation. But Bernie Garrett, UBC associate professor and author of a book on deceptive health care, says there’s little evidence these treatments actually work.

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It’s respiratory virus season again, and experts say to look out for the flu, COVID-19 and RSV. Infectious diseases specialist Dr. Allison McGeer explains what the data shows about how severe this year might be, as well as how Canadians can protect themselves.

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The Trump administration has claimed Tylenol in pregnancy causes autism, despite no conclusive evidence, and promoted the drug leucovorin as a potential treatment for autism symptoms. Pediatric neurologist Dr. Evdokia Anagnostou breaks down the science and what’s really known about these claims.

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The internet is full of hype for products claiming to boost mood, reduce fatigue, and enhance sexual performance—including testosterone supplements. Low testosterone can affect both men and women, but OB/GYN Dr. George Arnold says supplements rarely raise hormone levels; only prescribed testosterone can.

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An estimated 70 per cent of people have experienced computer vision syndrome (CVS), or digital eye strain. It's a condition caused by staring at a digital screen that's too close for too long and can lead to headaches, dry or blurry eyes, and neck, shoulder or back pain. Optometrist Meenal Agarwal says simple habits like taking regular breaks can help prevent CVS.

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GLP-1 drugs like Ozempic are proven effective for type 2 diabetes and weight management. Researchers are now exploring their potential to reduce heart, kidney, liver, and even Alzheimer’s disease risks. But experts, including obesity specialist Dr. Sean Wharton, warn against off-label use. He breaks down the latest research and what the future might hold.

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TED Health is a podcast from TED that shares interviews, stories, and TED Talks that will help you better understand your health. You can learn the latest ideas on what exercise does to your brain, whether or not psychedelics can treat depression, why your body fights weight loss, and more.

In this episode: You’re just one exam away from a relaxing spring break. But you still have so much to study! You decide to follow in the footsteps of many before you, and pull an all-nighter. So, what happens to your brain when you stay up all night? And does cramming help you prepare for a test? Science journalist Anna Rothschild explores how a sleepless night affects your cognitive function. And host Dr. Shoshanna Ungerleider delves into the effects of sleep deprivation on other aspects of your health–starting with the heart.

Listen wherever you get your podcasts or go to: https://link.mgln.ai/f7pFxv