As the COVID-19 vaccine rolls out, three big questions loom. First, can someone who has been vaccinated still spread the disease? Second, will the vaccine remain effective as the virus itself evolves? And third, how long will the vaccine's protection last?Read More
As many firms and academic researchers vie for blood donations from survivors in hopes of isolating components for new treatments, one project is turning for help from 10,000 Orthodox Jewish women.Read More
An overblown immune response could be killing a portion of the sick, and some doctors think that new treatments being tested could help at least some of those patients.Read More