Originally Posted by GreyGoat

yeah it seems like everything moves slower and requires more energy in the cold.. I also feel like the combination of me and all my clothing on the winter bike must weigh at least 15lbs more than the combination of the summer me on my fair weather rig.. then there is the difference in the rolling resistance between the studded mtb tires vs the conti grand prixs... and last but not least.. the added weight I pick up from the holidays before I come back into form in the spring... it all contributes.... but I look foreward to again suffering the anguish of feeling slow on the bike, as opposed to feeling slow on the couch while the broken leg heals ...it's all good..