Medical Treatments

Researchers around the world are tracking the mutations in the coronavirus as it reproduces and spreads to ensure changes in the virus do not affect the development of the vaccine.

After a decade of failure in treating Alzheimer's with drugs, the National Institutes of Health is funding a five-year effort in Seattle to learn more about how the disease starts in the brain.

Thousands of meatpacking workers have been infected with the coronavirus. Some of their employers now are rolling out large-scale testing, and their experience may offer lessons for other businesses.

The program shipping swabs and other supplies to labs is one of the Trump administration's efforts to ensure sufficient coronavirus testing. But some of these supplies have turned out to be hazardous.

Dr. Julie Holland thinks psychedelic drugs can be used in psychiatry to make treatment more efficient and effective. "This is sort of a new paradigm," she says, "a revolutionary way to treat trauma."

The idea of vaccination is almost 2,000 years old. The story of the very first vaccine involves a nose pipe, milkmaids, death row inmates, and a beautiful woman out for revenge.