Courtney Siley told Newsweek she dreads to think how much worse the diagnosis could've been if she hadn't demanded another ...

Birthmarks are often harmless, but their origins have puzzled doctors for years. More than 10% of babies are born with some kind of birthmark. Some fade over time, while others stay for life. "Some ...

There are nearly 8.2 billion people on this planet, yet the odds of finding someone who looks exactly like you are astonishingly low. In fact, according to a 2016 BBC article, the chances of sharing ...