What we know about autism’s causes and any potential link to Tylenol

Many doctors and scientists were reeling after President Donald Trump went on TV to insist that pregnant women should never take Tylenol and revive debunked theories about vaccines and autism.

CDC advisers vote that patients must consult a health care provider for Covid-19 vaccination, but no prescription required

Vaccine advisers to the US Centers for Disease Control and Prevention voted unanimously on Friday to shift away from a broad recommendation for Covid-19 vaccines to say that people who want one must ...