Forget hard work and training ... it looks like we might have another option!
Scientists have found success (in mice) with a new drug. Mice on the drug burn more calories and have less fat than mice not on the drug (which is awesome in itself) but more importantly when tested on a treadmill they can run about 44% farther and 23% longer than untreated mice.
Study authors call it exercise in a pill because you can chemically mimic exercise without actually doing it. Sign me up!