Practitioners nationwide are striving to do what’s best for children’s health, while staying supportive in the face of mistrust and confusion.

As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well, with one of its worst effectiveness rates in more than a decade. A new strain that dominated the early ...

Viral mismatch between circulating strains and vaccine may have weighed down effectiveness ...

Mikhail Varshavski, People’s “sexiest doctor,” has a medical degree—and millions of fans on YouTube, where he debunks R.F.K., Jr., interviews Kamala Harris, and analyzes “The Pitt.” Andrew Trunsky ...