Performing the: A Step-by-Step Tutorial Sprinter Crunch
Bring your right knee towards your chest while simultaneously raising your upper body off the ground and moving your left elbow towards the right knee, mimicking the action of a sprinter.
Lower your body back to the starting position, keeping your core engaged throughout the movement to protect your lower back.
Repeat the same motion on the opposite side, bringing your left knee towards your chest and your right elbow towards the left knee.
Continue alternating sides for the desired number of repetitions, maintaining a brisk pace to keep your heart rate up and maximize the cardio benefit of the exercise.