National Health & Safety Low-dose COVID vaccine is safe and effective for young kids and babies, Pfizer says 4:10pm May 23, 2022 by Rob Stein Health Medical Treatments Children's Health National Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered World News China has big plans for its space program by John Ruwitch World News Spain's prime minister considers resigning by Miguel Macias 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate