A cough is the sound made when the cough reflex clears the lungs. It helps protect the lungs from infections. A coughing fit or spell is over 5 minutes of nonstop coughing. Coughs can be dry (no mucus) or wet (with mucus).

A cough is the sound made when the cough reflex clears the lungs. It helps protect the lungs from infections. A coughing fit or spell is over 5 minutes of nonstop coughing. Coughs can be dry (no mucus) or wet (with mucus)

Viral infection of the lower airway (the bronchi) that go to the lungs. This is the most common cause of a cough in children. Medical names are viral bronchitis, lower respiratory infection, LRI

Viral infection of the lower airway (the bronchi) that go to the lungs. This is the most common cause of a cough in children. Medical names are viral bronchitis, lower respiratory infection, LRI