+------------+-------------+--------------+-------------+ | Subject. | Duration of | Total Energy | Average per | | | Experiment. | Metabolized. | Day. | +------------+-------------+--------------+-------------+ | | days | calories | calories | | Miller | 6 | 28917 | 4820 | | Albert | 6 | 36441 | 6074 | | Pilkington | 3 | 13301 | 4464 | +------------+-------------+--------------+-------------+ Miller, the winner of the race, who averaged a daily energy exchange of 4820 calories, rode 2007 miles during the week, and finished the race without physical or mental weakness resulting from the fatigue and strain. During the first five days, he rode about 21 hours a day and slept only 1 hour. Albert, who weighed a few pounds less than Miller, covered 1822 miles in 109 hours, with an average daily exchange of 6074 calories. We may add a table (on the following page) showing the balance of income and outgo of nitrogen in these three subjects, as being of general interest in this connection. The figures given are averages per day. +----------+-----+---------------------------------+-------------------+ | |Dura-| Income in Food. | Nitrogen. | | Subject. |tion +-----+-----+------+--------+-----+------+------+-----+ | | of | | |Carbo-| | | | In | | | |Exp. | Pro | Fat.| hy- | Fuel | In | In |Excre-|Loss.| | | |teid.| |drate.| Value. |Food.|Urine.|ment. | | +----------+-----+-----+-----+------+--------+-----+------+------+-----+ | |days |grams|grams|grams |calories|grams|grams |grams |grams| |Miller | 6 | 169 | 181 | 585 | 4770 | 29.4| 36.2 | 1.8 | 8.6 | |Albert | 6 | 179 | 198 | 559 | 6095 | 29.1| 33.7 | 2.5 | 7.1 | |Pilkington| 3 | 211 | 178 | 509 | 4610 | 36.0| 38.9 | 2.2 | 5.1 | +----------+-----+-----+-----+------+--------+-----+------+------+-----+