Toronto Public Health is urging people to get vaccinated after two travel-related cases of a fast-spreading variant of the monkeypox virus were recently detected in Toronto and Ontario.

WHO recommends strains 2026 for Northern Hemisphere flu vaccines, updating all three viral strains to improve protection against emerging variants.

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

ACovid variant is coming in under the radar and leaving people with symptoms that could easily be overlooked as the new strain spreads rapidly through the population. Health experts in Ireland ...

Add Yahoo as a preferred source to see more of our stories on Google. (NewsNation) — As the weather begins to change and respiratory illnesses become more common, a highly transmissible strain of ...

The United States is seeking a massive surge in flu cases this winter, many of them attributed to the so-called "super flu." Why it matters: An unprecedented rise in flu cases comes as other ...

A variant strain of the coronavirus, one that was first discovered in the United Kingdom, is now the dominant strain of the virus circulating throughout the United States, CDC Director Rochelle ...