New York Times: Why a Coronavirus-Flu ‘Twindemic’ May Never Happen

New York Times: Why a Coronavirus-Flu ‘Twindemic’ May Never Happen. “The idea is that it wasn’t just masks, social distancing or other pandemic restrictions that caused flu and other respiratory viruses to fade while the coronavirus reigned, and to resurge as it receded. Rather, exposure to one respiratory virus may put the body’s immune defenses on high alert, barring other intruders from gaining entry into the airways.”