After leucovorin got public attention as a potential autism treatment, families rushed to get it. Many doctors are torn about prescribing an unproven drug but don't want to lose patients' trust.

An estimated 14 million kids don't get any vaccines. They face serious threats from measles, diarrhea, pneumonia and more.

The NFL has banned the use of smelling salts during games, citing an FDA warning concerning the safety of the substance. Here's what experts say about the effects and the risks.

The NFL has banned the use of smelling salts during games, citing an FDA warning concerning the safety of the substance. Here's what experts say about the effects and the risks.

Several factors help determine whether a given earthquake will generate a dangerous tsunami, but the process is not yet fully understood.

Millions of people in the world today face starvation in Gaza and in other parts of the world, from Sudan to Yemen. What happens to the body when food is lacking?

Millions of people in the world today face starvation in Gaza and in other parts of the world, from Sudan to Yemen. What happens to the body when food is lacking?

They all showed off their talents at this year's Smithsonian Folklife Festival. The theme: How youth keep cultural traditions alive.

They all showed off their talents at this year's Smithsonian Folklife Festival. The theme: How youth keep cultural traditions alive.

The Stanford Center for Innovation in Global Health is proud […]