The Dose

The Dose

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What are some simple tips to help prevent falls?

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 fallin ...  Show more

What do we know about kids and COVID vaccines?

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?

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 C ...  Show more

What do we need to know about rapid testing?

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?

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?

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 di ...  Show more

How can you use science to talk to someone you know who is vaccine hesitant?

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 mis ...  Show more

Can we avoid a lockdown this fall?

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 controversy

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 researc ...  Show more

The pandemic and vaping — despite a drop last year, teen vaping on the rise again

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 s ...  Show more

Are you having a two-dose summer? What’s safe to do if you’re fully vaccinated

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 l ...  Show more

Canada has a 'narrow window' for containing delta variant, also known as B1617, warns U.K. expert

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 ...  Show more

Why a drop in pandemic ER visits was deadly for some conditions — but had no impact on others

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 th ...  Show more

The psychology of post-pandemic life — why you might feel anxious about re-entry

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 psycholo ...  Show more

Introducing: Other People’s Problems - Season 4

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 u ...  Show more

Coronavirus is airborne, so stop disinfecting and start focusing more on ventilation: expert

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 ...  Show more

Focus on vaccination rates, not herd immunity as the way out of the pandemic: expert

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?

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 Cana ...  Show more

What do you need to know about outdoor transmission of the coronavirus?

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 o ...  Show more

Shut down travel between provinces to control spread of variants like P1, experts say

The COVID variant P1 is surging in BC and spreading east. Infectious diseases and critical care specialist Dr. Srinivas Murthy joins Dr. Brian Goldman to break down what you need to know about P1 - and what can be done to stop it, including restricting interprovincial travel. 

How to breathe better and why it matters to your health, especially in a pandemic

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 ...  Show more

'What if I've already had one dose?' Your AstraZeneca vaccine questions answered

This week we hand The Dose over to you. Canadians have been on a roller-coaster with changing guidance on the AstraZeneca-Oxford vaccine, so we put your questions to infectious disease specialist Dr. Zain Chagla who, despite rising COVID-19 numbers and vaccine concerns, remains o ...  Show more

Confused wading through all the COVID-19 vaccine info? Here's help

There's lot of confusing information around the COVID-19 vaccines. It's hard to figure out what's accurate and what's misinformation or deliberate disinformation. Infectious diseases expert Tara Moriarty joins host Dr. Brian Goldman to talk tips and hacks for spotting COVID vacci ...  Show more

What governments & individuals can do to tame Canada's third wave

The third wave of COVID is here in Ontario according to experts but epidemiologist Raywat Deonandan says there are steps governments and individuals can take to blunt its impact in Ontario -- or avoid the wave altogether in other regions of the country -- including closing school ...  Show more

What does the newest science say about how to lose weight?

Losing weight is frustratingly hard -- especially during a pandemic when studies show people have gained weight. Host Dr. Brian Goldman is joined by one of Canada’s leading experts on weight loss, Dr. Sean Wharton, who breaks down the best science around how to lose weight, as we ...  Show more

Here's how to know if your kid has COVID — and what to expect if they do

With kids in Canada mostly back in classrooms, more kids are testing positive for COVID-19. So how do you know if your kid has COVID? Infectious disease physician Dr. Janine McCready breaks down the symptoms, the best tests for kids, and how to lower the risk of your kid getting ...  Show more

Here’s how to help kids build resilience during the pandemic

The pandemic is testing the limits of kids' resilience. But there are proven strategies that can help children cope, even if caregivers and parents feel they’re not coping so well themselves. Nancy Heath, a professor of educational and counselling psychology at McGill University ...  Show more

How can you know if your mask is working and if the air you're breathing is safe?

With the COVID-19 variants spreading in Canada, infectious disease specialist Dr. Lynora Saxinger joins Dr. Brian Goldman to break down the newest science around masks, with tips on which ones you should be wearing, how to fit them, and how to tell if your mask is working. 

What vaccines are coming next and how effective will they be against the COVID-19 variants?

Infectious disease specialist Dr. Zain Chagla breaks down everything you need to know about the five leading vaccines against COVID-19 and how they work - or don’t - against the variants of concern. And what it could all mean for your life and the future of the pandemic. 

How has the stress from a difficult year changed your brain and what can you do about it?

Stress changes your brain and has physical, mental and cognitive side effects. Many Canadians report drastically increased stress rates during the pandemic. Psychology professor Leslie Roos joins Dr. Brian Goldman to share proven, evidence based strategies for managing stress and ...  Show more