(HealthDay News) -- Frequent coughing is a sign of an illness, allergen or exposure to something that's irritating your lungs.
Here are suggestions to help tame the hacking, courtesy of the U.S. National Heart Lung and Blood Institute:
Robitussin Honey Cough Syrup Recalled Due to Fungal Threat
Antibiotics Probably Won't Ease Your Cough, Even If Infection is Bacterial: Study
FDA Proposes Ban on a 'Useless' Decongestant, Phenylephrine
Can Zinc Really Shorten a Cold?
Folks Often Hide Infectious Illness at Work, Socializing