Breathing
Exhale as the target muscle shortens against resistance and inhale during the controlled return. Keep breathing steadily throughout the set.
Strength movement using Body Only.

1 / 2Muscle guide
The stronger highlight marks the main muscle associated with this movement. The lighter highlight marks supporting muscles.
Movement instructions
Lie on the floor with the knees bent and the feet on the floor around 18-24 inches apart. Your arms should be extended by your side. This will be your starting position.
Crunch over your torso forward and up about 3-4 inches to the right side and touch your right heel as you hold the contraction for a second. Exhale while performing this movement.
Now go back slowly to the starting position as you inhale.
Now crunch over your torso forward and up around 3-4 inches to the left side and touch your left heel as you hold the contraction for a second. Exhale while performing this movement and then go back to the starting position as you inhale. Now that both heels have been touched, that is considered 1 repetition.
Continue alternating sides in this manner until all prescribed repetitions are done.
Technique guidance
Exhale as the target muscle shortens against resistance and inhale during the controlled return. Keep breathing steadily throughout the set.
General guidance matched from movement type and equipment; it is not individualized coaching or medical advice.
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