Common implies that there’s a single ordinary pathogen to blame for your runny nose, coughing, and mild fatigue. Actually, there’s a huge array of viruses—more than 200 of them—that induce colds, ...
Fact checked by Nick Blackmer Cases of Mycoplasma pneumoniae infection—or “walking pneumonia”—are surging in the United States, especially among children, according to the Centers for Disease Control ...