Cases of the COVID-19 variant Omicron BA.2.86, also known as Pirola, have tripled in two weeks, comprising between 5% and 15% of all infections, according to the Centers for Disease Control and ...

A highly contagious flu mutation called subclade K is sweeping the nation, raising health concerns about vaccine effectiveness this season. Here are the states at most risk.

There is at present nothing to suggest that the symptoms of the newly emerging JN.1 variant of COVID-19 are any different to other strains circulating among the population, the Centers for Disease ...

A new Covid variant has become dominant in the U.S., but relatively few people have thus far gotten the new shots that could offer some protection against it. The variant, called HV.1, replaced EG.5 ...

As the summer travel season picks up, COVID cases and hospitalizations are rising in Los Angeles County — and some of those recently reinfected are finding their latest bout to be the worst yet. There ...

COVID-19 variant XFG is spreading across the U.S., becoming the third most common strain. XFG is a combination of variants F.7 and LP.8.1.2 and may be less contagious than other dominant variants.

510(k) clearance will allow 23andMe to report an additional 41 genetic variants in the BRCA1 and BRCA2 genes that increase risk for breast, ovarian, prostate and pancreatic cancer Many of these ...