So I'll combine workout types more often; after all, the only way to improve is to force yourself to adapt to new stimuli. (inc.com)
There's also a new workout type for high - intensity interval training, and you can get into workouts quickly, starting them with a single tap. (techradar.com)
So if you want to try this high intensity workout type, simply pick four barbell exercises you can easily transition between. (fitnessandpower.com)