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.

Sore throats and sour news. A recent study from the Centers for Disease Control and Prevention found that the number of potentially life-threatening invasive group A strep infections more than doubled ...

When Rebecca Craighill Lancefield was a child around the turn of the century, scarlet fever seemed a dangerous disease that was easy enough to diagnose but difficult to treat. The victim got a raging ...