While getting shots or blood work isn't anyone's idea of fun, roughly 10 to 20 percent of American adults suffer from trypanophobia, the extreme fear of hypodermic needles and injections. This phobia ...

For those of us who cringe at the sight of needles, there may someday be a less daunting alternative to getting a shot: swallowing a pill-sized device that delivers medication by painlessly pricking ...