Posted by Sheila Connolly Now that we've all slogged through the turkey and the mashed potatoes and the gravy, and the last of the pumpkin pie and whipped cream, it's time to turn back to mysteries. In this case, men. I'm sure we've all suffered (or enjoyed) the phenomenon of pigging out at a big meal and then dozing off in front of whichever football game is on (I understand that the tryptophan…