“I was awake but paralyzed,” says Carol Weihrer as she recalls undergoing eye surgery in 1998. “I could hear the surgeon telling his trainee to ‘cut deeper into the eye,’” she says. “I was screaming, ...

Bill Perkins, associate professor of anesthesiology at the Mayo College of Medicine in Rochester, Minn., explains. Oliver Wendell Holmes coined the term "anesthesia" in 1846 to describe drug-induced ...