This is interesting - though getting outside and actually doing something is probably always better:
It sounds too good to be true and for now, it is. But what if some of the benefits of exercise could be packed into a pill? Scientists are beginning to develop “exercise pills” that show some potential, according to two new papers—a review published in the journal Trends in Pharmacological Sciences and another small study published in the journal Cell Metabolism.
“Everyone’s looking for a pill to replace exercise, but we’re just not there yet,” says the first study’s co-author Ismail Laher, professor in the department of anesthesiology, pharmacology and therapeutics at the University of British Columbia in Canada. “It’s not going to make a couch potato into Arnold Schwarzenegger.”