The Dose

Wellness influencers on social media are touting injectable peptides as a new wonder drug, claiming compounds like BPC-157 can improve muscle strength, boost recovery times and even increase longevity. But University of Alberta health misinformation expert Tim Caulfield says the evidence doesn’t support the hype, and warns people against injecting unregulated substances.

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.

A recent survey found roughly three million Canadians are taking GLP-1 medications like Ozempic and Mounjaro. The drugs can reduce appetite and cravings, and could also affect the body’s fat and muscle stores. Jennifer Brown, director of program innovation at Obesity Canada and a registered dietitian, says people on GLP-1 drugs may need to be more intentional about what they eat — from protein and micronutrients to fibre and fluids.

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.

Researchers in Canada and around the world are exploring ways stem cells could help treat conditions like diabetes, Parkinson's and heart disease, but the hype sometimes outpaces the science. Neurosurgeon and researcher Dr. Sheila Singh of McMaster University and King’s College London explains what stem cells can—and can’t—do, including why they’re no miracle cure for aging.

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.

Lung cancer is the deadliest cancer in Canada, and a growing number of never-smokers are getting diagnosed. Dr. Nicole Ezer, director of McGill University Health Centre's lung cancer screening centre, explains why this is happening and how workplace and environmental exposures may be contributing.

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.

The One Meal a Day Diet, or OMAD, is a more extreme version of intermittent fasting that's been gaining in popularity. Its proponents say it can help people lose weight by eating a day’s worth of calories in a single meal. Family doctor and nutrition expert Dr. Mary Sco says there's little research suggesting that OMAD is more effective than other intermittent fasting diets.

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.

Heat therapy is an age-old remedy that’s been growing in popularity. Whether it’s hot springs, hot tubs, saunas, or steam rooms, there are plenty of claims about how heat therapy can improve your health — but what does the research say? Brock University kinesiology professor Stephen Cheung explains how heat therapy can boost cardiovascular health and may even support mental well-being.

Want to learn more about cold plunges? Click here!

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.

With more than 30 symptoms of menopause, it can be difficult to decide which treatments work best. Menopause specialist ob-gyn Dr. Kelsey Mills explains why hormone therapy is the gold standard, how new non-hormonal treatments are expanding options, and why symptom-based care—not hormone testing or “quick fixes”—is what really works.

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.

For decades, dietary guidelines have recommended low-fat milk to lower the risk of heart disease. But the U.S. recently updated its guidance, saying whole milk can be part of a healthy diet, while Canada still emphasizes lower-fat options. Registered dietitian Caroline Richard explains there's little difference in health outcomes—and that decades of public health messages about fat and sugar have shaped our milk choices.

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.

For years, doctors have recommended taking Aspirin every day to help prevent heart attacks and stroke. Cardiologist Dr. Sonia Anand says that advice is still correct, but it only applies to certain patients. She cautions against taking too much Aspirin, because acetylsalicylic acid can increase the risk of bleeding in the stomach and brain.

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.

The U.S. Centers for Disease Control and Prevention has updated its childhood vaccination schedule, cutting back the number of immunizations from 17 to 11. Infectious-diseases specialist Dr. Caroline Quach-Thanh says Canada’s schedule hasn’t changed, but she worries the U.S. move could create confusion and fuel vaccine hesitancy here.

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.