"There is a real possibility that the numbers will proliferate more rapidly than expected."
Everyone, calm down.
Sometimes hope gets a little ahead of science.
How Scary Is This Ebola Outbreak?
August 10, 2014
An expert on epidemics answers your questions.
The Hidden, Horrifying Impacts of Climate Change
July 24, 2014
These are the consequences you don't hear about.
Welcome to the latest chapter in America's long, ugly history of nativism.
If the researchers are right, screening all women starting at 40 yields a lot of false diagnoses—without any clear benefit.
Why CVS Is Halting Tobacco Sales, in Three Charts
February 05, 2014
Demand for cigarettes is declining, while demand for in-store medical services is booming.
Startling New Map: 92 Percent of New HIV Cases are in 25 Percent of Counties
September 23, 2013
These maps from AIDSVu, a group that turns annual HIV infection rates data from the U.S.
Flu Shots in the Firehouse
January 31, 2013
In Oakland, firefighters can give you vaccinations—and may soon offer counseling about things like diabetes and asthma. Is this the future of medicine?