Since everyone's talking about sweating, I rode 3:15, drank 3 x 24 oz bottles (4.7 lbs) and weighed 4 lbs less afterwards. So that's over a gallon of sweat, about an average temp of 80 degrees and 45% RH. I hear you sweat less when you get older. So far, at 62, it ain't happening.
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"Don't take life so serious-it ain't nohow permanent."
"Everybody's gotta be somewhere." - Eccles