When the COVID-19 pandemic first began, we saw how quickly the SARS-CoV-2 virus evolved. New variants emerged with mutations ...

Monoclonal antibodies like etesevimab have lost efficacy against Omicron subvariants, necessitating innovative solutions.

Required beginning date (RBD) The RBD is the date the original account owner would have had to start taking RMDs. The RBD is April 1 of the year after the account owner turns 72. Five-year rule ...