Imagine the burning sensation when you ride within a temperature of 90 degrees up. The sun is hurting you much but you can't stop. Riding is driving you crazy and you just can't let the moment pass without doing the best out of the time. Enough is enough but sometimes not enough. So you grab your chance and make it worthwhile! In every action there is an equal and opposite reaction. The more you exert energy, the more carbo and water you need. The more you move the more liquids are wasted. Con.