Here's an interesting article i posted on HC a few weeks ago from the WallStreetJournal some interesting points that may fit into the general discussion here.
"Women tend to exhibit subtle cues when they are ovulating, and men tend to find them more attractive at this time. Women try to look more attractive, perhaps by wearing tighter or more revealing clothing, says Martie Haselton, a communications and psychology professor at the University of California, Los Angeles. Research on this includes studies in which photos that showed women's clothing choices at different times of the month were shown to groups of judges"
