The last thing a holiday host wants is to have guests get food poisoning from the feast they've set. That's why food safety is particularly important as people prepare for holiday festivities, poison control center experts say.
A lung infection happens when a virus, bacteria, or fungus gets into the lungs. Immune cells race to the airways to fight the infection, causing inflammation. Chest congestion, difficulty breathing, coughing, wheezing, and fever are the result. Lung infections can be caused by pneumonia, influenza, COVID-19, the common cold, and other upper respiratory illnesses.