I know we all get to know all the medical intricacies of ttc hanging around JM, but I found a good article that I thought some of you might be interested in. It explains a lot about conception in detail. I was surprised to find that there was some good stuff in it that I didn't already know from JM and other research. It is fairly long, but here it is, if you're interested:
Getting Pregnant Naturally : How to Get Pregnant
Oh, and there is a link on the bottom of the page to a second page with more info that I just discovered... *going to read now*