The 12-3-30 workout can be difficult for beginners. You can do modifications, like changing the incline, if you're new to this incline treadmill workout.

To hone in on the simple act of breathing, we've broken it down by exercise type.

Reduce calf size not through targeted exercises but by taking a whole-body approach: High-intensity exercise, a proper diet and a healthy lifestyle are key.

Don’t dread the tread.

Beat boredom on the treadmill this winter with these three spontaneous workouts.