![Nurse talking with patient](https://www.mcknights.com/wp-content/uploads/sites/5/2018/12/nurse_talking_with_senior_GettyImages-532241851_2000x1125-860x484.jpg)
OSHA to withdraw COVID-19 vaccine mandate … Infected CNAs recount going to work sick at short-staffed California nursing homes … Trail of loss is following omicron’s peak … Pfizer working on a once-yearly COVID-19 vaccine … Blood plasma donated by recovered patients may help others fight COVID-19