The CDC is investigating invasive strep cases in children. Here are the signs and symptoms parents need to know

Worried mom discusses her daughter's sore throat and other symptoms with a female nurse in a medical clinic. (Credit: SDI Productions/Getty Images)

Last month, the U.S. Centers for Disease Control and Prevention (CDC) announced an investigation into the increase in invasive strep A infections, also known as iGAS, in children—which has led to deaths in both the UK and the U.S. 

“While the overall number of cases has remained relatively low and iGAS infections remain rare in children, CDC is investigating these reports,” the advisory reads.