By MANSUR SHAHEEN DEPUTY HEALTH EDITOR FOR DAILYMAIL.COM PUBLISHED: 15:44 EST, 16 December 2022 | UPDATED: 18:42 EST, 16 December 2022 America’s dreaded ‘tripledemic’ looks set to be short-lived, with weekly flu and respiratory syncytial virus (RSV) figures already on the decline. Today’s weekly flu report shows there were just over 30,000 confirmed flu infections nationwide during the week ending...