"Rising COVID, Flu, and RSV Cases Pose Triple Threat in L.A. County Post-Holiday Season"

Los Angeles County is experiencing a surge in COVID-19, flu, and RSV cases following the holiday season, with the main spreaders being holiday gatherings and travel. Coronavirus hospitalizations have surpassed 800 per day, and flu cases have nearly doubled compared to a month ago. While there's been a slight decline in flu cases, it's still uncertain if flu activity has peaked for the season. The county has reinstated a mask mandate for healthcare settings, and California has a "very high" respiratory illness level, with COVID-19 wastewater viral activity remaining high across the U.S.