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 ...

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 — ...

PANDAS stands for pediatric autoimmune neuropsychiatric disorders associated with streptococcus. The syndrome involves sudden and often major changes in personality, behavior, and movement in children ...

Strep A is a bacterium known as group A streptococcus, or Streptococcus pyogenes, that is common worldwide. Many people carry the bacteria in their mouth and throat without experiencing any symptoms, ...

Beta-hemolytic group A streptococcus or Streptococcus pyogenes, a gram-positive human pathogen that habitually colonizes the throat or skin of the host, is a cause of streptococcal pharyngitis – more ...