http://www.racewithpurpose.org/coachadam/09-21-2007/yom-kippur-for-endurance-athletes-or-holy-crap-i-have-to-run-how-far-after-fasting-for-25-straight-hours/ Improving human performance on and off the road Wed, 10 Mar 2010 03:29:14 -0700 http://wordpress.org/?v=2.9.1 hourly 1