A national survey by psychologists shows a significant rise in U.S. stress in 2019. Mass shootings, the election campaign and concerns about health care costs and access top the list of stressors.
In every lung fluid sample tested from patients afflicted with lung injury, the scientists found traces of a chemical called vitamin E acetate. The discovery is seen as a breakthrough.
The South Bend, Ind., mayor explains his health care overhaul plan — "Medicare for All," as well as private insurance — and differentiates it from other Democratic presidential candidates' plans.
Service dogs are a common sight at Walter Reed National Military Medical Center, near Washington, D.C. But this special canine trains would-be healers how to pick the right dog for a wounded veteran.
Brain scans of 104 boys and girls doing basic math tasks found no gender differences. The finding adds to the evidence that boys and girls start out with equal ability in math.
The federal government is suing drugmaker Gilead for alleged patent infringement. The suit charges the company violated patents on "PrEP" drugs that are used to prevent HIV infection.