Measles infected hundreds of children at a Philadelphia church whose members didn't believe in modern medicine. In a rare step, health officials moved to compel the families to vaccinate the kids.
Malaria parasites in Myanmar are learning how to fend off the incredibly effective drug called artemisinin. That could cause a lot of problems there — and beyond.
The outbreak of drug-thwarting bacteria that contributed to the deaths of two patients at a UCLA hospital isn't likely to spread further, doctors say. Still, drug resistance is trouble nationwide.
The test is as simple as a pregnancy test. So it could help health workers find and stop new outbreaks more quickly. But it doesn't catch every case and still requires some lab equipment.
Biotech companies are inserting new genes into microorganisms, turning them into tiny factories to produce valuable nutrients and flavors. But many of the companies don't want to talk about it.
More than 80 percent of high school students in Shanghai are myopic. A new study finds a link between higher income and poor eyesight. But the root cause is still hotly debated.
The lethal bacteria that sickened people at a Los Angeles hospital belong to one of three types the Centers for Disease Control and Prevention says hospitals should most urgently monitor and prevent.
There will be a special insurance enrollment period from March 15 to April 30 for people to use HealthCare.gov if they discover they owe a penalty for not having coverage when filling out their taxes.