(NEXSTAR) – One week after the Thanksgiving holiday, and chances are good that you are sniffling, coughing or feeling a little scratch in your throat. It’s not just you – the country is contending with a “tripledemic” of viruses (not to mention, a whole lot of common cold). As of late November, reported COVID-19 cases in the U.S. were stable, but high. The Centers for Disease Control and Prevention recorded about 300,000 new cases over the past week, but that number is likely an undercount, as home tests often aren’t reported to public health agencies. Meanwhile, influenza is rising rapidly...