Jeffrey Wasserstrom

The White House Correspondents Association Dinner was one of several incidents of gun violence in the U.S. last week. Others ended in injuries and...

Nicole Saphier, a breast cancer radiologist, is the president's third nominee for surgeon general. Will she get confirmed?(Image credit: Theo Wargo)

Nearly a third of Americans get less than the recommended seven hours of sleep a night. A lot of us struggle to get to bed...