Lie flat on your stomach with your arms stretched out in front of you.
Raise your arms and legs off the floor and hold this position for 2 seconds.
Return to the starting position on the floor.
Repeat.
Lie flat on your stomach with your arms stretched out in front of you.
Raise your arms and legs off the floor and hold this position for 2 seconds.
Return to the starting position on the floor.
Repeat.