26
Jan
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Measles Cases Rise in Ontario: What You Need to Know Ontario is reporting 89 new measles cases this week, bringing... read more
A recent study found that excess weight affects how the immune system responds to COVID-19, showing differences between post-infection... read more
Vaccinated Canadians can have COVID-19 symptoms despite testing negative. Experts say people can test negative on a rapid test... read more
Possible case of deer-to human Covid infection identified in Canada Researchers say its unlikely that the variant found in deer... read more
Blacklegged ticks, long associated with Lyme disease, are now spreading other infections in Canada, including anaplasmosis and babesiosis. With... read more
Pfizer-BioNTech COVID vaccine less effective against infection for kids 5 to 11, study suggests The vaccine’s efficacy against infection among... read more
A mosquito net coated with a new insecticide that makes the insects unable to move or fly has reduced... read more
Ottawa Public Health (OPH) has confirmed the city’s fifth case of measles in 2025. The individual is believed to... read more
The National Advisory Committee on Immunization (NACI) has concluded that a precautionary approach of separating the time between administering... read more