(SALT LAKE CITY)—Diana Kuh, Ph.D., has a simple description for healthy aging: Keeping moving, keeping your marbles, and keeping your spirits up. Kuh, a British academician and researcher who is one ...

Vaccines are an essential part of the care of babies and children, offering protection from diseases like diphtheria, tetanus, pneumonia, and polio, diseases that once harmed or killed thousands of ...