Federal and Utah health officials are investigating a case that may be the first instance of Zika spreading from one person to another in ways other than via mosquito bites, sex or the placenta.
A big study suggests that radiologists vary widely in their assessment of density, a risk factor for breast cancer. And density is just one component of breast cancer risk, the researchers underscore.
Hollywood has already cast Jennifer Lawrence to star in a movie about the embattled biotech firm. How did founder Elizabeth Holmes go from self-made billionaire to an estimated worth of $0? Read on.
A recent poll shows stress tops the list for people concerned about the impact of their job on their health. Workplace wellness programs often address stress, but many employees don't sign up.
Research shows exercise-based cardiac rehab programs help heart patients heal faster and live longer. But fewer than a third take part. Time and cost are the main barriers, doctors and patients say.
When the conference was held there in 2000, HIV was terrifying. It was spreading rapidly and an infection was viewed as a death sentence. Now, conference attendees celebrate a sea change around HIV.
Brian Williams, a trauma surgeon who treated some of the Dallas police officers who were ambushed during a recent protest, acknowledged sadness over the attack and his own fear of the police.
Private prisons generally don't have to reveal what goes on inside. Mother Jones' reporter Shane Bauer went underground as a prison guard. NPR's Lynn Neary discusses his investigation.