NPR's science podcast Short Wave brings us stories on food fortification, why some people don't seem to get the flu, and a study on how much vigorous exercise you really need.

Want to build muscle efficiently — without spending hours in the gym? Science-based bodybuilder Jeff Nippard reveals his 7-move full-body workout, designed using real exercise science for maximum ...

Research shows this simple routine can rapidly improve endurance and health — no gym required. The 7-minute workout is the ideal way to get fit: It’s fast, efficient and fun. It also builds endurance, ...

High-intensity yoga for less than 30 minutes, twice a week, may be the best workout routine for catching high-quality shut-eye, a new study shows. But before people jump on the yoga trend, researchers ...