Matthew Newman, a 33-year-old from Bethesda, first checked his upper arm to see if he had received the smallpox vaccine as a child. Then, just to be sure the indentation he saw was really a scar from ...

If you grew up in a certain generation, there’s a good chance you have one — a small, circular scar high on your upper arm that you may have wondered about at some point. For many people, it’s been ...

Add Yahoo as a preferred source to see more of our stories on Google. Apart from trends, there are many new things that netizens learn on social media. I mean, ever since the digital revolution, ...

IOWA CITY, Iowa -- The head of the University of Iowa Department of Dermatology has been vaccinated for smallpox, saying the team that would respond to a smallpox outbreak needs someone who knows the ...