CDC wastewater also shows the XFG variant — nicknamed stratus — is most common in the U.S. Stratus can cause a “razor blade” ...

8:05 p.m. Aug. 15, 2025: This story has been updated with details of a COVID-19 variant. Summer heat, outdoor fun ... and cold and flu symptoms? The three may not go together in many people’s minds: ...

You've been through winter lurgies and escaped the start of spring free of hay fever. Now you wake up with a sniffle you ...

While hay fever and cold viruses share some overlapping symptoms, one of the main differences is that, ironically, hay fever ...

Summer heat, outdoor fun … and cold and flu symptoms? The three may not go together in many people’s minds: partly owing to common myths about germs and partly because many viruses really do have ...

Many viruses circulate seasonally, picking up as the weather cools in the fall and winter. So it’s true that fewer people get stuffy noses and coughs in the summer — but cold weather itself does not ...

FILE - A pharmacist holds a Pfizer and BioNTech COVID-19 vaccine shot on Thursday, April 24, 2025, in Portland, Ore. (AP Photo/Jenny Kane, File) (Jenny Kane ...

Summer heat, outdoor fun … and cold and flu symptoms? The three may not go together in many people’s minds: partly owing to common myths about germs and partly because many viruses really do have ...