OK, well it has been 6 years since my last full term pregnancy and today at my Ob appt as I was leaving and already in reception (so couldn't ask any questions as there was way too many people waiting) he informs me that at my next visit I have to have a Vaginal and a Rectum swab! What The...

Now I know for a fact I didn't have these done with my last DS because I would remember something like that. My question is, what are they for?