FDA to reexamine metal dental fillings.
U.S. health regulators are seeking a second opinion on whether mercury-containing dental fillings pose a risk to dental patients, especially children and pregnant women.
Study: Half of women over 40 get annual mammograms.
Remember the uproar last year when a government task force said most women don't need annual mammograms? It turns out that only half of women over 40 had been getting them that often to start with, even when they have insurance that covers screening.