We found the Waterpik Aquarius a solid flosser, not too complicated or too simplistic, with a long-lasting water tank that allowed us to get all the gunk out of our teeth without feeling rushed. We ...

The first patients have been dosed in a phase 3 trial of an mRNA-based seasonal influenza vaccine developed by Pfizer and BioNTech, which may offer quicker production and greater efficacy than shots ...