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Extend and Flex

From the Front Leaning Rest, sag the hips to stretch the front of the body, then raise them to stretch the back of the legs.

Demonstration

Official photo sequences from the Army's drill manual, read left to right, top to bottom.

Extend and Flex: official ATP 7-22.02 photo sequence (figure 16-3, RD3 Extend and Flex) showing the positions of the exercise in order.
Figure 16-3. RD3 Extend and Flex · ATP 7-22.02, p. 16-3 (opens the official PDF)

Photos: U.S. Army Center for Initial Military Training, ATP 7-22.02. Approved for public release.

How to perform it

Recovery Drill, exercise 3 of 8

Held position, on commandHold each position 20–30 seconds.

Starting position

Front Leaning Rest.

Front Leaning Rest: From the Squat, shift weight to the hands and thrust both feet back, landing with feet together. The body forms a straight line from heels to head without the hips dipping. ATP 7-22.02, para. 2-3, p. 2-2 (opens the official PDF)

Commands and movement

  1. 1READY, STRETCH. Lower the body toward the ground, sagging in the middle with the arms straight, legs and low back relaxed, toes on the ground pointing back. Look straight ahead, not up. Hold 20–30 seconds.
  2. 2STARTING POSITION, MOVE. Return to the starting position.
  3. 3CHANGE POSITION, READY, STRETCH. Shift weight onto the balls of the feet and raise the hips. Straighten the legs and try to touch the heels to the ground, head between the arms looking toward the feet, back straight. Hold 20–30 seconds.
  4. 4STARTING POSITION, MOVE. Return to the starting position.

ATP 7-22.02, para. 16-5, p. 16-3, Figure 16-3 (opens the official PDF)

What it develops

Stretches the hip and abdominal muscles, then the back of the legs with the hips raised.

Focus: Hips, Abdominals, Calves and hamstrings

Form

Drawn from the cited instructions.

Cues

  • Keep the arms straight while sagging.
  • With hips raised, keep the back straight and reach the heels toward the ground.

Common mistakes

  • Looking up during the sagging stretch.