Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

BALTIMORE — The delta variant symptoms are different from the original strand of COVID-19, a Johns Hopkins doctor said. Dr. Gabe Kelen, the director of emergency medicine at Johns Hopkins, said the ...

COVID-19 is still here and is still quite dangerous for many, even if your aunt thinks it’s “just a cold.” In addition to the risk that COVID poses to at-risk, aging and immunocompromised people in ...

A preliminary study of 52,330 Israeli women found similar rates of heart attack, stroke, blood clots and early death among hormone therapy users and nonusers, though it cannot prove safety. Older ...

An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the coronavirus that has spread globally since early 2020. Framed as official guidance ...

Cases of Covid-19 have risen sharply across the UK this month, driven largely by a variant of the virus known as ‘XFG’.