Vitamin D has been proclaimed a potential protector against everything from cancer, heart disease, and diabetes to mood disorders like depression and dangerous falls. But recent research has challenged several of those promising roles and revealed how little is really known about the essential nutrient.
About 300,000 people with Chagas disease live in the U.S., but most were infected in parts of Latin America where the disease is most common. The likelihood of getting the infection in the United States is low, even if the bug is infected, the CDC says.
Quarantine orders have been issued to more than 200 students and employees at the University of California, Los Angeles, and California State-Los Angeles because they may have been exposed to measles.
Half of Older Dialysis Patients Die Within a Year
It's not clear from the study how often marijuana use contributes to traffic accidents, but controlled lab studies have shown that pot interferes with driving skills.
