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, ...
Having a lot of cases after not having many at all ... with a headache, a sore throat, a low fever and chills. People often feel crummy but can still get around, hence the term “walking pneumonia.”The ...