What are the chances of catching an STD during unprotected?

[red_squirrel]

We are lucky to live in one of the most prosperous countries in the world with a NHS second to none. However a lot of visitors to the UK from all corners of the earth come from countries of limited medical facilities and very limited sexual education. It is a personal choice but If you had to work in some of these third world countries I suspect you reconsider the risks off BB.