Even as fall flu season approaches and Covid-19 cases rise nationally, the biggest contagion threat facing the U.S. may not be one disease but several that dont respond to existing medications, according to experts and recent data. Collectively called antimicrobial-resistant infections, they sicken millions annually, and more than 35,000 people in the U.S. die from them every year, or about the same number reported in an above-average flu season, the Centers for Disease Control and Prevention estimates. |