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Explore every episode of the podcast The Dose

Dive into the complete episode list for The Dose. Each episode is cataloged with detailed descriptions, making it easy to find and explore specific topics. Keep track of all episodes from your favorite podcast and never miss a moment of insightful content.

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TitlePub. DateDuration
Why should I be concerned about mosquitoes?05 Sep 202400:20:31

Experts are warning Canadians about the risk posed by mosquitoes due to environmental factors like climate change. Dr. Sumon Chakrabarti, an infectious diseases specialist with Trillium Health Partners in Mississauga, Ont. explains what we need to know about mosquito-borne diseases, including West Nile Virus.

Bonus | Ozempic: Is It Scarier Than We Thought? From Science Vs09 Aug 202400:39:03

There are a lot of fads, blogs and strong opinions, but then there’s SCIENCE. Science Vs is the show from Gimlet that finds out what’s fact, what’s not, and what’s somewhere in between.


Science VS looked at the class of weight loss drugs called GLP-1 receptor agonists a year ago, and they've only gotten more popular — and more controversial. We’re hearing that these kinds of drugs can be tough on your stomach, and that the weight loss comes with worrisome loss of muscle. We’ve also heard claims that they might increase your risk of suicide. So — should we be freaking out here?? In this episode, Science Vs hosts talk to endocrinologist Dr. Vibha Singhal, neuroscientist Dr. Nora Volkow, and gastroenterologist Dr. Michael Camilleri.  


And a warning, this episode does deal with depression and suicidal thoughts. A full list of international hotlines can be found here. The episode transcript can be found here: https://bit.ly/ScienceVsOzempic2Scarier 

How do ultra-processed foods affect my health?02 May 202400:21:01

Canadians on average consume nearly half of their calories from ultra-processed foods. These are foods with added textures, colours and flavours that often contain high levels of salt, sugar and fat. Université de Montréal associate professor Jean-Claude Moubarac explains how ultra-processed foods can affect our physical and mental health, and how we can better tailor our 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.

Do I need a fourth dose of the COVID-19 vaccine?06 Apr 202200:24:20
COVID case counts are once again climbing in many parts of Canada along with hospitalizations. This week, the National Advisory Committee on Immunization (NACI) recommended that a fourth dose of the COVID-19 vaccine be given to all Canadians ages 80 and up.
What do we know about postbiotics?30 Mar 202200:21:36
You may have heard of prebiotics and probiotics, but now there’s a new term used by researchers: postbiotics. This week we’re asking: What do we know about postbiotics? We speak with Jennifer Stearns, assistant professor at McMaster University’s department of medicine.
What do we know about how psychedelics can treat mental illness?23 Mar 202200:23:26
Psychedelics are no longer just illegal street drugs. A lot of research has come out about their benefits as treatments for people with mood and other mental health disorders. So what do we know about how psychedelics can treat mental illness? We hear from Dr. Robert Tanguay, clinical assistant professor at the University of Calgary and Chief Clinical Medical Officer at the Newly Institute.
With provinces lifting mask mandates, should I still wear a mask?16 Mar 202200:21:04
Countries in the European Union are seeing a steep rise in COVID-19 cases, just weeks after lifting COVID-19 measures. Meanwhile, in most parts of Canada, pandemic restrictions are being eased. So with provinces lifting mask mandates, should I still wear a mask? We hear from Jason Tetro, a microbiologist and author of The Germ Files.
I haven't had my regular checkup since before the pandemic. What should I ask my doctor?09 Mar 202200:21:18
If you haven't been in to see your family doctor in the last two years, now may be the time to do it. So if I haven't had my regular checkup since before the pandemic, what should I ask my doctor? We find out from Dr. Peter Lin, a Toronto-based family doctor and a director at the Canadian Heart Research Centre.
What do we know about how effective sleep aids are?02 Mar 202200:22:31
Some sleep experts in Canada have seen a rise in insomnia and sleep-related complaints since the start of the pandemic. For some people, sleep aids can help them get some much-needed rest. Dr. Brian Goldman, host of CBC podcast The Dose, spoke with Dr. Elliott Lee, a sleep specialist at the Royal Ottawa Mental Health Centre, about what we know about how effective sleep aids are in helping people stay asleep.
After two years of COVID-19 restrictions, how do I navigate a world with fewer of them?24 Feb 202200:22:08
Canada and many other parts of the world are lifting restrictions and trying to move on from COVID-19. But not everyone is ready to ditch the mask and other pandemic measures. Dr. Steven Taylor, a clinical psychologist and professor in the Department of Psychiatry at University of British Columbia, shares insight on how people can navigate society with fewer COVID-19 restrictions.
What can Canada take away from Denmark’s ‘live with COVID’ approach?16 Feb 202200:21:28
Denmark was one of the first countries to lift all of its COVID-19 restrictions earlier this month.The government says they no longer consider COVID-19 "a socially critical disease" and they’re learning to live with it. What can Canada take away from Denmark’s ‘live with COVID’ approach? We find out from Raywat Deonandan, an epidemiologist and associate professor at the University of Ottawa.
What do we know about COVID-19 vaccines for kids 5 and under?09 Feb 202200:23:21
Kids under five are the only age group that aren’t eligible for a vaccine yet. Vaccine manufacturers are working on vaccines for young children, but parents and guardians have a lot of questions while they wait. What do we know about COVID-19 vaccines for kids 5 and under?  We find out from Dr. Cora Constantinescu, a pediatrician and infectious diseases physician at Alberta Children's Hospital in Calgary.
What do we know about the Omicron subvariant BA.2?02 Feb 202200:23:12
Omicron is still the dominant coronavirus strain in the country. But lately we’ve been hearing about what’s been dubbed the “little sister” of Omicron, known as subvariant BA.2. So what do we know about this Omicron subvariant? We find out from Angela Rasmussen, a virologist at the University of Saskatchewan's Vaccine and Infectious Disease Organization (VIDO).
How can I safely stay active while injured?25 Apr 202400:22:55

While we tend to think rest is the key to recovering from an injury, physicians recommend keeping the body moving, if possible, but at a lower intensity. Sport medicine physician Dr. Laura Cruz explains why "motion is lotion" and provides some low-impact exercises that can help our bodies more easily recover.


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 we know about how the Moderna and Pfizer vaccines measure up?27 Jan 202200:21:40
More than three times as many Canadians have received the Pfizer vaccine compared to the one made by Moderna. But Canada has a stockpile of Moderna vaccines. So how do the Moderna and Pfizer vaccines measure up now? We find out from Kelly Grindrod, a pharmacist and associate professor at the University of Waterloo’s School of Pharmacy.
How can we protect kids in school against Omicron?20 Jan 202200:22:51
As kids are either back in class or about to return, Dr. Brian Goldman speaks with infectious diseases pediatrician Dr. Fatima Kakkar about how parents can protect their kids in school against Omicron.
How many vaccine doses do we need to stay a step ahead of the pandemic?12 Jan 202200:21:53
Some countries are now administering a fourth dose of COVID-19 vaccine to the most vulnerable. Infectious diseases specialist Dr. Isaac Bogoch helps answer the question: Just how many vaccine doses do we need to stay a step ahead of the pandemic?
What should you do if you think you have Omicron?05 Jan 202200:22:36
The Omicron variant is sending COVID-19 cases skyrocketing across Canada. Guidelines over what to do are changing quickly. Dr. Matthew Oughton, an infectious diseases specialist at Jewish General Hospital in Montreal, offers advice on what to do if you think you have the Omicron variant.
Encore: How to breathe better and why it matters to your health30 Dec 202100:23:00
Learning how to breathe better can have real impacts on your overall health, according to James Nestor, author of “Breath: The New Science of a Lost Art”. He shares tips on how we can harness the power of our breath, even when we're wearing a mask, and feel better physically and mentally as a result.
How do I take back control in this never-ending pandemic?22 Dec 202100:21:26
Psychiatrist Jackie Kinley offers practical advice on how to get some control back as the Omicron variant sends cases soaring before Christmas.
How much should Omicron affect our holiday plans?15 Dec 202100:22:38
The Omicron variant is sending COVID case numbers soaring, leading the federal government to warn against non-essential travel abroad and health experts to suggest keeping gatherings small. If you do decide to get together with loved ones for the holiday, infectious diseases specialist Dr. Andrew Morris offers some ways to stay safe.
What do we need to know now about third doses of COVID vaccines?08 Dec 202100:22:21
Dr. Brian Goldman speaks with infectious diseases specialist Dr. Isaac Bogoch about why it's so important to get a third dose now, if you're eligible.
What do we need to know about the omicron variant?02 Dec 202100:21:54
Dr. Brian Goldman speaks with infectious diseases physician Dr. Zain Chagla about omicron, the new coronavirus variant of concern.
How can we make vaccinations less painful for kids?25 Nov 202100:24:14
Covid vaccinations for kids from 5 to 11 are starting to roll out across the country. Dr. Brian Goldman and clinical psychologist Christine Chambers talk about some techniques to reduce the pain of vaccinations for children.
What's going on with H5N1 bird flu?18 Apr 202400:19:13

H5N1 is in the news again, and this time it has spread to cattle in several U.S. states. It has even infected a dairy worker in Texas. Global health epidemiologist Raywat Deonandan explains how avian flu is spreading, how transmissible it is, what vaccines are available, and why we shouldn't be too worried just yet.


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 we need to know about how ventilation and air filtration can reduce the spread of COVID-19?18 Nov 202100:22:04
Colder weather and relaxed pandemic restrictions mean more people indoors. This week, we’re asking how ventilation and air filtration can reduce the spread of COVID-19?
What's safe this fall when it comes to indoor activities?11 Nov 202100:22:22
As society reopens, everyone's comfort level with indoor socializing is different. Dr. Brian Goldman speaks with epidemiologist Raywat Deonandan about navigating safety and etiquette when it comes to indoor activities this fall. 
What's the best way to deal with eco-anxiety?04 Nov 202100:16:43
Global leaders are trying to move forward on climate action at COP26 in Glasgow as the world reels from more and more extreme weather events. Canada has been hit by deadly floods, wildfires and heat domes. These seemingly insurmountable problems are making some people nervous enough to want to see a doctor. Dr. Brian Goldman speaks to registered counselling therapist Nancy Blair about the best way to deal with eco-anxiety.
What's the latest in flu vaccines?28 Oct 202100:22:05
Some experts fear this year's flu season will be severe - especially with the pandemic still raging in many parts of Canada. Dr. Brian Goldman speaks with Dr. Susy Hota, Medical Director for Infection Prevention and Control at University Health Network in Toronto, about the latest developments in flu vaccines.
What are some simple tips to help prevent falls?21 Oct 202100:21:47
For seniors, falls are the number one cause of ending up in hospital due to injuries. And about half of these hospitalizations result from a fall in the home. Dr. Brian Goldman talks to occupational therapist Marnie Courage about some simple tips to help reduce the risk of falling.
What do we know about kids and COVID vaccines?14 Oct 202100:21:37
COVID vaccines are already approved in Canada for people aged 12 and older. Now, PfizerBioNTech says it plans to apply to Health Canada to authorize its vaccine in children aged five to eleven, as early as this week. So what do we know about kids and COVID vaccines?
What’s the latest in treatments for COVID-19?07 Oct 202100:22:18
The first experimental pill to fight the virus that causes COVID-19 is on the way, according to the drug company Merck & Co. We hear from Dr. Lynora Saxinger, an infectious diseases specialist at the University of Alberta in Edmonton, about the new drug, molnupiravir, and other COVID-19 treatments.
What do we need to know about rapid testing?29 Sep 202100:22:20
Some experts are calling for more rapid antigen testing for COVID-19 in Canada. But how accurate are rapid tests and when should you use them?
If it's not Covid, what is it?23 Sep 202100:23:23
Viruses dampened by Covid-19 restrictions last year are coming back strong this fall. If you take a Covid test and it's negative, how can you figure out what virus you might have?
Who needs a third shot and why?16 Sep 202100:21:53
Canada's vaccine advisory body has recommended booster shots for certain immunocompromised individuals. But other countries such as Israel and the U.K are offering third doses to broader segments of their populations, despite concerns about ongoing inequities in global vaccine distribution. Infectious disease specialist Dr. Isaac Bogoch takes a close look at the issues.
How does the health of my mouth affect my overall health?11 Apr 202400:22:32

Timely access to dental care doesn't just help improve your oral hygiene, it can also help maintain your overall physical wellbeing. Canadian Dental Association president Heather Carr explains why a healthy mouth translates into a healthy body, and how we can best protect our oral 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.

How can you use science to talk to someone you know who is vaccine hesitant?09 Sep 202100:22:26
Canadians aged 12 to 39 now have the lowest vaccination rates in the country. And with the majority of COVID-19 cases appearing in unvaccinated people, experts say it’s as important as ever to increase vaccination rates across Canada. So how can you use science to counter the misinformation behind vaccine refusal?
Can we avoid a lockdown this fall?02 Sep 202100:21:57
Delta has become the predominant strain of COVID across the country. Dr. Brian Goldman talks to Nazeem Muhajarine, professor of Community Health and Epidemiology at the University of Saskatchewan, about what we need to do to avoid a lockdown this fall.
Why the new drug for Alzheimer's disease is causing controversy24 Jun 202100:25:21
The U.S. Food and Drug Administration gave "accelerated approval" this month to the first new drug to treat Alzheimer's disease in nearly two decades. But there is controversy over the efficacy of the drug, as well as its cost and side effects. Saska Sivananthan, chief of research and knowledge translation for the Alzheimer Society of Canada, breaks down what we know so far about the drug.
The pandemic and vaping — despite a drop last year, teen vaping on the rise again16 Jun 202100:21:27
The pandemic led to a drop in the rates of smoking and vaping tobacco. But while smoking rates continue to fall, vaping rates especially in teens are creeping up again. David Hammond, a professor of public health, outlines the risks and why we can't forget the 'old pandemic' of smoking.
Are you having a two-dose summer? What’s safe to do if you’re fully vaccinated09 Jun 202100:23:27
More and more Canadians are getting their second dose of COVID vaccine. So what's safe for you to do if you're heading into a two dose summer? Can you travel? Hug your grandkids? Go to restaurants? Infectious diseases specialist Lynora Saxinger has the answers for what life can look if you're fully vaccinated.
Canada has a 'narrow window' for containing delta variant, also known as B1617, warns U.K. expert02 Jun 202100:21:57
Some Canadians may be looking at the reopening in the U.K. with some envy but not so fast, says U.K. epidemiologist Dr. Deepti Gurdasani. The delta variant, also known as B1617, first identified in India, is driving a new COVID wave in the U.K. — and it's spreading quickly around the world, including in Canada. Gurdasani has stark advice to Canadian officials: act now to contain this variant or a fourth wave is likely coming.
Why a drop in pandemic ER visits was deadly for some conditions — but had no impact on others26 May 202100:20:21
Surgery delays, addiction, a steep drop off in ER visits, all contributed to a spike in excess deaths during the pandemic beyond COVID deaths. Yet for some common conditions, the drop in ER visits had no impact on patient outcomes. What does this tell us? And how can we tackle the surgery backlog? Dr. Peter Juni, the scientific director of The Ontario COVID-19 Science Advisory Table, explains.
The psychology of post-pandemic life — why you might feel anxious about re-entry19 May 202100:22:17
Feeling anxious about re-entering society when pandemic restrictions are lifted? Or maybe you're feeling exuberant? Steven Taylor, author "The Psychology of Pandemics", and a professor and clinical psychologist in the department of psychiatry at UBC, walks us through the psychology of post-pandemic life — and why some people will experience lingering mental health side effects, while others will experience something called post-traumatic growth.
Introducing: Other People’s Problems - Season 418 May 202100:28:58
What's the difference between seeing a therapist and trusting a therapist? Dr. Hillary McBride and her clients want you to hear for yourself in Other People’s Problems. After working together for years, they want to demystify the long game when it comes to mental health and let us hear what years of therapy really sound like. More episodes are available at hyperurl.co/otherpeoplesproblems
Coronavirus is airborne, so stop disinfecting and start focusing more on ventilation: expert12 May 202100:19:49
Coronavirus is airborne, so what does that mean for how we fight COVID outbreaks? Michael Brauer, a professor in the School of Population and Public Health at UBC, is calling for a shift in COVID prevention strategies. He says we need to focus more on ventilation and much less on disinfecting — particularly because cleaning products can be associated with some health conditions.
How can I watch a solar eclipse and protect my eyes?04 Apr 202400:19:31

A once-in-a-lifetime solar eclipse is right on the horizon, but don't forget to protect your eyes. Ophthalmologist Dr. Yi Ning Strube explains how staring at a solar eclipse can damage our eyes, while offering advice on how we can protect our vision and still enjoy a natural wonder. 


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.

Focus on vaccination rates, not herd immunity as the way out of the pandemic: expert06 May 202100:21:39
Catherine Hankins, the co-chair of Canada’s COVID-19 Immunity Task Force, explains why achieving herd immunity may be elusive, but stopping transmission with vaccines can lead to a similar return to some semblance of normalcy — and that should be the focus.
Cannabis use is up during the pandemic so what do you need to know about the risks?28 Apr 202100:19:27
Surveys suggest cannabis use in Canada is up by as much as 35% in the pandemic. And cannabis sales doubled in this country last year. So what are the risks of cannabis use? And how can you minimize those risks? Neuroscientist Sarah Konefal, a research and policy analyst with Canadian Centre on Substance Use and Addiction, has the lowdown on the reducing the harms of getting high.
What do you need to know about outdoor transmission of the coronavirus?21 Apr 202100:16:45
The risk of catching coronavirus outdoors is very low. Yet new pandemic restrictions in Ontario ban most outdoor sports and gatherings. Infectious diseases physician Dr. Sumon Chakrabarti joins Dr. Brian Goldman to debunk myths about outdoor transmission - and explain why being outside is so much safer than being inside, and what you can do to reduce your risk even further.
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