COVID-19

Laboratory testing shows the drug retains its potency against the omicron variant, the company announced, as many experts had predicted.

Eastern Health president David Diamond says affected systems are being rebuilt from scratch, and about 70% are back up and running.

Virologists and immunologists say advancing science will increase our ability to tailor vaccines to new variants, while researchers also point to new technologies that promise further gains—including a hoped-for jab that could protect against multiple pathogens, even ones we don't know about yet.

Ontario announced two weeks ago that it had detected Canada's first two Omicron cases. Since then, the variant has come to represent about 11% of infections.

A Harvard professor from the former Soviet Union with an affinity for Canada claims he has the solution, and it's already working in some Ontario hospitals.

Dr. Nili Kaplan-Myrth isn't worried about backlash and says the Ontario government is taking its sweet time with the booster rollout.

The doctors say bringing in the military could help shore up ICUs and let some health-care workers return to non-COVID areas.

Ontario's online COVID-19 vaccine booking system is dealing with a technical issue amid high demand as adults aged 50 and older became eligible for booster shots.