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

Cases of invasive group A strep infections, which can cause severe illness and be deadly, remain elevated in some parts of the country, officials warned Wednesday. In a statement to ABC News, the ...

If you’ve had a sore throat from time to time or blisters around your mouth or nose, chances are you’ve had a group A streptococcal (GAS) infection. Group A streptococcus is the bacteria that causes ...

Strep infections are most well known for causing strep throat, which can be treated with antibiotics. But this type of bacteria can also cause more serious illnesses—even flesh-eating infections. Here ...

That tickle in your throat could be much more than just a minor irritation. It could be the first signs of a streptococcal — or strep throat — infection, and if left unchecked, that little tickle ...