User blog comment:Kacj321/Skyrim hits the cover of PC Gamer/@comment-98.148.208.148-20110930134144/@comment-74.221.40.1-20111001192624

It has been neither denied nor confirmed. In interviews they always say no comment to the question about werewolfs. So there is a good chance that there is werewolfs and possibly becoming one as well. Just like vampires.