Children with chickenpox should be watched ... Strep throat requires treatment, as untreated strep throat can lead to other problems including invasive infections. Because group A Streptococcus ...

Once you've been exposed to strep throat, it takes about two to five days to develop symptoms, and you're contagious during this time, even if you don't yet realize you're sick. If untreated ...

If left untreated, strep can resolve on its ... For example, less than 0.3% of people with strep throat develop rheumatic fever, and it is most common in children ages five to 15 years old.

Jason Nagata, a pediatrician at UCSF Benioff Children’s Hospital in San Francisco. Though strep throat is most common in children ages 5-12, Nagata says, "it can affect people of all ages." ...