Rising diagnoses of certain cancers in people under 50 predate the rollout of COVID-19 vaccines by decades, undermining ...

Viral sicknesses have risen in early 2025 amid the ongoing “quad-demic” in the U.S., referring to three respiratory viruses and one gastrointestinal disease, according to the Centers for Disease ...

The worst of the COVID-19 pandemic appears to be behind us, but the end of lockdown has left another illness on the rise: ...

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is what you need to know.

Winter also marks the height of the respiratory virus season, a period of sniffles, sneezes, congestion, fever and other ...