Despite the threat of a “tridemic” with RSV, influenza, and SARS-CoV-2, fewer than 10% of eligible Americans have received a bivalent COVID-19 booster dose, and influenza vaccination rates are below those of recent seasons at this point. With the holiday season and colder weather approaching, Pres. Biden yesterday sought to accelerate vaccinations by receiving his bivalent booster at a vaccines.gov photo-op.