How do vaccines work?

41:59

We’ve heard for years about the dangers of eating too much fat or salt. But there have never been recommended limits for sugar on Canadian food labels, despite emerging research that suggests the sweet stuff may be making more of us fat and sick. In the fifth estate’s season premiere, Gillian Findlay digs into the surprising science — and the reaction from the food industry — to reveal The Secrets of Sugar. Has the sugar industry been hiding an unsavoury truth from consumers?

The Fifth Estate CBC • 2013 • Health

7:20

What if we could stop aging forever?

In a Nutshell • 2017 • Health

22:13

Don't panic, but our skin plays host to trillions of bacteria, fungi, mites and other microscopic guests. Go beyond skin-deep with our largest organ.

S3E7 • Explained • 2021 • Health

9:15

Fewer children in the United States are getting vaccinated. That’s bad news for those kids, and also for public health in general. Often, the response is to argue and debate and get angry at people who are we see as making terrible, irrational decisions. Instead of doing that, let’s use science to understand why this is happening in the first place.

SciShow • Health

53:06

Learn about the surprisingly recent invention of medicine that combats illness directly, such as antibiotics. From the accidental discovery of penicillin to today's hunt for antivirals, this history underpins work to find COVID-19 treatments.

S1E2 • Extra Life: A Short History of Living Longer • 2021 • Health

44:08

The inside story of the high-stakes race to defeat a killer virus and save millions of lives.

S61E1 • The Nature of Things • 2021 • Health