A cough is usually a sign that your child's body is trying to rid itself of an irritant. Common causes of cough include: Thin mucus in a stuffy nose with saline nose drops. Remove mucus from a ...

Older children might make the “whoop” sound when they cough, a symptom that can last for two weeks or more. Your child might be short of breath and may have bluish or gray skin around their mouth.

If your child has a cough that just won't go away, it could be mycoplasma pneumonia. Doctors say they are seeing a significant uptick in the amount of people, especially children, with the ...