CBC/The National: Respirologist Dr. Samir Gupta breaks down what is known about the coronavirus delta variant, including what makes it different, how dangerous it is and whether vaccines protect against it.

CBC/The National: Dr. Samir Gupta explains how the four COVID-19 vaccines now approved in Canada (Pfizer, Moderna, AstraZeneca, Janssen) work and why efficacy rates aren’t the most important number to look at.

CBC/The National: Canadian respirologist Dr. Samir Gupta explains the latest COVID-19 mask recommendations and demonstrates simple hacks to make yours more effective.

Across much of the planet, the second wave of this pandemic is disrupting economies, stretching health systems and sowing grief, with no signs of abating. Successful vaccines are our first potent weapon in this fight, but reaching everyone will take months. For now, physical distancing and masks remain our only hope for flattening this curve.

CBC/Power and Politics with Vassi Kapelos: Power & Politics speaks to doctors Zain Chagla and Samir Gupta about asymptomatic transmission and the messaging coming from the WHO.

Global News: We have been hearing about the need for a vaccine against coronavirus, but what about the treatments in the meantime? Dr. Samir Gupta has more about some of the treatments you may have heard about in recent weeks.

CBC/The National: Dr. Samir Gupta provides crucial information about wearing a mask during the COVID-19 pandemic and what to think about before putting one on.

CBC/The National: Doctors answer your questions about the coronavirus in Canada, including how long we can expect this COVID-19 pandemic to last.

CBC/The National: Doctors answer your questions about the coronavirus in Canada, including if you should social distance from your live-in partner or spouse, if you need to keep washing your hands at home and more.

CBC/The National: Dr. Samir Gupta explains why most people are better off washing their hands with soap and water than wearing gloves for protection against COVID-19.

CBC/The National: Doctors answer your questions about the coronavirus in Canada, including if you should disinfect fruits and vegetable bought at the grocery store, if children are more resilient to the coronavirus and more.

CBC/Morning Live: Experts are urging the federal government to crack down on vaping policy. In-depth reporting by CBC reveals it ignored early warnings about the health risks. Dr. Samir Gupta (@SammyG_MD) tells Micahel Serapio (@MichaelSerapio) why you should be concerned.

From asthma and bronchitis to COPD, many physicians aren't properly testing are prescribing too many antibiotics.

Global News: We’ve been talking about Zika virus for just over a year now. In that time, more than 60 countries have reported outbreaks, and with 15 (and counting) documented cases in Florida, fears of local transmission in the continental U.S. have finally become a reality.

Toronto Star: The anti-vaccine movement understands the power of stories in a way that defenders of science too often do not.

Toronto Star: Doctors make judgments on the value and meaning of life that are clearly outside of the realm of medical science.

Toronto Star: Withholding personal health information can have serious negative results for patients.

Toronto Star: Other developed countries do a much better job than Canada.

There are more than 6,000 known rare diseases, cumulatively affecting 6 to 8 per cent of the world’s population. Canada is one of the few developed countries without a national “orphan drug” program to protect rare disease patients from exorbitant drug costs.