are being produced in the laboratory that possess increased stamina and muscle that burns fat. These mice were able to run on a treadmill 44 percent further – and all without any additional exercise.

The secret: an experimental fitness pill called AICAR. Why go to the gym and get buff when you can just pop one of these? It’s an especially attractive option if you’re a mouse on a treadmill – which might describe many of us in this harried money- and performance-obsessed culture.