TOO busy to go for a run? One day you might be able to build endurance just by popping a pill.
Ronald Evans of the Salk Institute in La Jolla, California, has discovered two compounds that turn ordinary mice into long-distance runners, and that one of them works even if the mice don’t exercise beforehand. If they have the same effect in people, the compounds may one day be used to fight obesity, by increasing fat metabolism. Evans fears, though, that they could be abused by athletes.
His team trained mice on a treadmill and for half of them paired…
