condoms
Chlamydia rates among Swedes are through the roof.
Love Buzz

Weird Sex News: Among Swedish Men, Chlamydia Is A Badge Of Honor

I recently read an article by an American living in Sweden. The single woman, who'd had more than a few romps with Swedish men, noted that Swedes are not only very much against condom use, but that some of them — even adult male Swedes in their 20s and 30s — don't even know how to put one on because condom use is so rare.