Those vacationing at Yellowstone and Grand Teton national parks this summer should make extra efforts to stay sanitary, the National Park Service said Wednesday, after noting a spike in sicknesses among visitors so far.
Dr. Paul Offit, chief of the division of infectious diseases at the Children's Hospital of Philadelphia, warns against the dangers of too many vitamins.
In an open letter to President Barack Obama published Tuesday, dozens of doctors asked to be allowed to treat hunger-striking prisoners at the U.S. detention center at Guantanamo Bay, Cuba.
Bruce Bridgeman had poor depth perception and could never see in stereo, with both eyes. After watching the 3-D movie, he says, things began to "jump out at me."
Turns out, money can buy happiness -- if you spend wisely. We asked experts to explain this and other glee strategies, none of which require rose-colored glasses or doing anything with life's lemons.