![Nurse talking with patient](https://www.mcknights.com/wp-content/uploads/sites/5/2018/12/nurse_talking_with_senior_GettyImages-532241851_2000x1125-860x484.jpg)
Nurses’ unions ask federal court to intervene with OSHA protections for healthcare workers … Omicron may be less severe in older patients, but not “mild,” WHO reports … Feds have no plans to change definition of “fully vaccinated” … Nevada earmarks COVID-19 pill for long-term care residents … New anemia drug for kidney dialysis patients may receive green light in 2022