Streptococcus pyogenes, which is often called group A Streptococcus, infects people around the world. While estimates vary, these infections could be responsible for the deaths of over half a million ...

Growing research suggests the bacteria left behind by the common childhood infection may trick the immune system into ...

Strep throat is one of a several conditions, among them pneumonia, scarlet fever, impetigo, and flesh-eating necrotizing fasciitis, caused by the bacterium Streptococcus pyogenes, better known as ...

"Flesh-eating" or "Strep" bacteria are able to survive and spread in the body by degrading a key immune defense molecule, according to researchers at the University of California, San Diego, School of ...

Scarlet fever is spiking in the UK, with case numbers more than fourfold higher than normal for this time of year. And a rare but serious invasive disease caused by the same bacteria that causes ...

Add Yahoo as a preferred source to see more of our stories on Google. As colder weather blows in, changes in temperature mean it's the season of sore throats. But not all sore throats are made equal — ...

According to a new study on cases of scarlet fever and other Streptococcus A infections in England and Wales, the recent rise in cases is due to a newly identified strain. This accounted for the great ...

Case 1. A.R., the index patient, a 32-year-old woman, was admitted to the Obstetrical Service on March 11, 1964, because of excessive weight gain and hypertension despite outpatient therapy. Five ...

An under-recognised strep bacterium is causing a growing number of serious infections in Australia, with First Nations Australians disproportionately affected, according to new research published ...