loss of interest in eating, or may seem irritated while trying to eat like they're in pain. Best way to tell is to take him or her to the Doc.
at 7:30 AM on Feb. 7, 2009
Keep in mind babies don't develop the receptors for Strep until they are about 2. If a baby has a sore throat at 3 months, there are going to be other symptoms too. Like running nose, coughing, congestion, fever. If the baby appears sick take it to the doctor.