New data show J&J’s COVID vaccine 94 percent effective with a second dose, company says … Feds partner with AMDA in $10.5M immunization campaign … One in three caregivers say they’ll refuse COVID shot, quit if needed … Biden notes danger to nursing homes that lack AC when touting workplace extreme-heat safety plan … Senior living communities can vie to win free SafelyYou tech installation in honor of Fall Prevention Week … Women at higher risk of rare reaction to mRNA vaccines: study