New U.S. research on long COVID-19 provides fresh evidence that it can happen even after breakthrough infections in vaccinated people, and that older adults face higher risks for the long-term effects.
Three doses of Pfizer's COVID-19 vaccine offer strong protection for children younger than 5, the company announced Monday. Pfizer plans to give the data to U.S. regulators later this week in a step toward letting the littlest kids get the shots.
A Toronto hospital says it has detected seven cases of severe acute hepatitis of unknown origin in children over a six month period, as global experts race to figure out what’s causing the unexplained illness.
Twenty-six months into a gruelling pandemic, with many Canadians facing the added challenge of navigating a return to the office, companies are embracing a range of approaches to help workers coping with mental health challenges. But experts say lip service remains a hazard too many boardrooms still fall back on.
Canadian advocates are highlighting abortion pills as an underused option in this country as uncertainty looms over the procedure's future in the United States, putting a spotlight on its accessibility.
Climate change will result in thousands of new viruses spread among animal species by 2070 — and that's likely to increase the risk of emerging infectious diseases jumping from animals to humans, according to a new study.
Three out of every four U.S. children have been infected with the coronavirus and more than half of all Americans had signs of previous infections, Centers for Disease Control and Prevention researchers estimated in a report Tuesday.