It sounds like the stuff of a vampire novel, but for people with a group of rare genetic disorders, exposure to sunlight can cause excruciating pain. Now, an experimental medication is showing promise for helping them better...

Whether the gender of a blood donor could affect the recipient’s survival was an unanswered question in medicine. Until now. “Some observational studies had suggested female donor blood might be linked with a higher risk of death...

Federal appeals court keeps abortion pill available temporarily. However, the ruling blocks getting mifepristone through the mail and rolls back other steps the government had taken to improve access. Read more New drug may treat rare diseases...

As people with HIV live longer they’re at risk of premature heart disease. But a new study finds statin drugs can cut the risk of serious heart problems by more than one-third. The U.S. National Institutes of...

Allergy and asthma sufferers may think their symptoms are harsher and lasting longer this spring. They’re not imagining it. The changing climate means that allergy seasons are starting about 20 days earlier, are 10 days longer and...

Molly E. came down with COVID last February when she was 36 weeks pregnant. “My symptoms were mild, and after speaking to my obstetrician, I felt reassured to hear that if anything, my baby would maybe have...

U.S. officials said Wednesday that they plan to strengthen existing privacy rules to prevent the sharing of private legal reproductive health care information for use in investigations and prosecutions against patients or providers. The U.S. Department of...

While the immediate goal of bariatric surgery is to help obese patients shed significant weight, new research shows it may also reduce diabetes complications, including nerve damage. Investigators followed 127 weight-loss surgery patients for two years. They...

The U.S. Environmental Protection Agency wants to put the pedal to the metal in America’s transition to clean electric vehicles. The EPA today announced proposed federal emissions standards aimed at accelerating the move to electric cars and...

U.S. officials are intensifying efforts to crack down on illicit use of the veterinary tranquilizer xylazine, which can cause painful and deadly side effects in humans. The drug, when mixed with the opioid fentanyl, has been designated...