Jennifer Yoon

Senior Health Reporter

Jennifer Yoon covers the latest health news for CBC News on television, radio and digital. You can reach her at jennifer.yoon@cbc.ca.

Latest from Jennifer Yoon

Uncertainty, chaos for Canadian researchers as confusion reigns over Trump administration medical funding

Canadian scientists say the uncertainty surrounding U.S. President Donald Trump's pause on federal health spending there could stall research on new drugs, vaccines and treatments for cancer, dementia and more — including at labs in this country.

New study suggesting people with ADHD have shorter lifespans should be 'call to arms,' lead author says

People with ADHD are living shorter lives than they should, say the authors of a new British study, who stress that much of the known link between the disorder and premature death relates to a lack of education and support services.
Second Opinion

Why should Canadians care about the U.S. pulling out of the World Health Organization?

The decision is a wake-up call for Canada to strengthen pandemic preparedness efforts, say experts.

Endless diarrhea and exhaustion: the stomach bug making the rounds among the most vulnerable in Canada

Shigella infections are preventable through simple hygiene measures, public health experts say, like giving homeless people access to public toilets and a place to wash their hands.

A flood of products promises to 'detox' the body. But do you really need any of them?

Since 2019, the word "detox" has trended, like clockwork, in internet searches in the first week of January. But what do these treatments and programs actually do — and do you really need one?

Fewer people worldwide are getting HIV — so why are rates going up in Canada?

Substantial progress has been made in fighting HIV/AIDS globally and more people with the disease are living longer thanks to advances in treatment, but a new study from The Lancet HIV medical journal suggests the world is still far from ending HIV as a public health threat, as evidenced by rising infection rates in countries like Canada.

Thousands of donations, fewer than 2% used. Why cord blood transplants are so rare

Transplants are rare because of new cancer treatments and small volumes. But experts say they still save lives.

RFK Jr. wants to stop putting fluoride in drinking water. Here's what scientists say

On day one of Donald Trump's presidency, Robert F. Kennedy Jr. says he'll be advising Trump to take fluoride out of public water. The former presidential hopeful — and prominent proponent of debunked public health claims — has described fluoride as "industrial waste."

Scrap sick notes for minor illnesses like colds, says CMA

The Canadian Medical Association wants to eliminate sick note requirements by companies for employees with short-term minor illnesses, saying they burden physicians with unnecessary administrative tasks.
Second Opinion

More adults think they have ADHD. But many are struggling to get diagnosed

One in four American adults suspect they have ADHD, suggests a new survey. And in Canada, prescriptions for medication to treat ADHD in adults is also on the rise, even though people are struggling to get a diagnosis.