Dani Blum

Five years on, scientists are starting to understand how the virus can lead to long-term, sometimes invisible changes.

Do You Need a Measles Booster?

New research examined nearly 1,000 posts on tests for fertility, testosterone levels and cancer risk.

The spot makes lofty claims about weight-loss drugs offered by the telehealth company Hims & Hers, but says little about risks.

Scientists have several theories about how the drug might reduce alcohol cravings.

At least 24 million cases have been reported so far this season — and the virus is still spreading widely.

Here’s what experts want you to know.

The decision will further broaden the use of the blockbuster drug.

It has turned doctors into stars, put taboo subjects on main and given all of us a place to explore our well-being.

Los datos de los Centros para el Control y la Prevención de Enfermedades de EE. UU. muestran altos niveles del virus circulando por todo el país. Aquí tienes lo último sobre síntomas, tratamientos y pruebas.