R.F.K. Jr. and others have blamed the ingredient for allergies and other illnesses. Scientists say it actually bolsters the ...

If he’s confirmed as health secretary, Robert F. Kennedy Jr. will have broad authority to pursue an anti-vaccine agenda.

If you’ve heard the telltale cough and seen an infant gasp for breath, it’s easy to understand why a pertussis outbreak strikes fear in a parent’s heart ...

Just outside New York City’s Central Park Zoo, not far from where Robert F. Kennedy Jr. once stealthily deposited a dead bear cub, stands a bronze statue to another animal: Balto, the husky that, 100 ...

Hello, dear readers, and welcome to our monthly letters column. Flu season in the United States peaks during December, January and February, so please take precautions. We recently wrote about several ...

If you've heard the telltale cough and seen an infant gasp for breath, it's easy to understand why a pertussis outbreak strikes fear in a parent's heart. Babies can wind up hospitalized or even die ...

Should elderly people living with persons with respiratory conditions, and elderly persons with respiratory conditions, be ...

A notice shared via the U.S. Citizenship and Immigration Services website notes immigrants will no longer be asked to show ...