<unk>  is often a result of a bacterial and viral infection. Therefore, the most effective form of<unk>  prevention is proper hygiene and avoidance of contaminated people or areas.
Tonsillitis primary prevention
Tonsillitis secondary prevention
Pharyngitis primary prevention
Laryngitis primary prevention
Laryngitis secondary prevention
Epiglottitis primary prevention
Pharyngitis secondary prevention
Cough primary prevention