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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. New episodes every Thursday.

The Dose

With roughly five billion people flying each year, in-flight medical emergencies happen more often than you’d think. One recent study found they occur about once every 212 flights. Dr. Vincent Poirier is an emergency physician and a senior medical advisor for Air Canada and Air Transat. He explains the most common medical incidents, how airlines handle them, and what passengers should know.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

What do I need to know about in-flight medical emergencies?

E-scooter injuries are on the rise in Canada, including in children. According to the Canadian Institute for Health Information, between 2022 and 2024, hospitalizations involving e-scooters for kids between five and 17 years old increased by 61 per cent. Dr. Daniel Rosenfield, a pediatric emergency physician at SickKids, says no one under the age of 16 should ride an e-scooter.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

What should parents know about e-scooter injuries in children?

A new Health Canada-approved drug called lecanemab has been shown to slow early-stage Alzheimer's disease. Neurologist Dr. Sharon Cohen, who participated in phase three trials for the drug, explains why lecanemab is such a big deal.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

What is lecanemab and how does it slow down Alzheimer's disease?

Most Canadians reset their clocks twice a year. We spring forward, fall back and experts say that messes with our body's internal clocks. Rébecca Robillard, University of Ottawa associate professor and co-chair of the Canadian Sleep Research Consortium, says we should abolish Daylight Saving Time, in order to protect our sleep and overall health.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

Fill out our listener survey here. We appreciate your input!

Why does the time change mess with my sleep, and what can I do about it?

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.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

Fill out our listener survey here. We appreciate your input!

What's the harm in eating ultra-processed foods and what can I do about it?

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.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

Fill out our listener survey here. We appreciate your input!

What do I need to know about IV hydration and vitamin therapy?

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.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

Fill out our listener survey here. We appreciate your input!

How can we protect ourselves from fall and winter respiratory viruses?

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.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

Fill out our listener survey here. We appreciate your input!

What does the evidence tell us about Tylenol, leucovorin, and autism?

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.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

What might testosterone replacement therapy mean for me?

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.

For transcripts of The Dose, please visit: lnk.to/dose-transcripts. Transcripts of each episode will be made available by the next workday. For more episodes of this podcast, click this link.

How can I reduce my risk of computer vision syndrome?

Colorectal cancer is the fourth most common cancer in Canada, but if caught early, many people have a good chance of surviving. But screening for it is key. Dr. Jill Tinmouth, lead scientist at the colorectal cancer screening program at Ontario Health and gastroenterologist at Sunnybrook Health Sciences Centre, speaks with guest host Dr. Peter Lin about colorectal cancer screening.

How often should I be having colonoscopies?

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