The best treadmill workouts to shake up your cardio routine


It may seem like the perfect time to go outside for a jog. But not so fast — there’s an old friend in the gym that can get you into even better shape: the treadmill. “It’s the smartest machine in the gym, because it can’t lie to you — if you punch in 9 miles,…

from Living | New York Post https://nyp.st/2vuj8fM