Lie on your front with your palms face down on the floor and your elbows bent.
Make a diamond shape with your arms, resting your forehead on the backs of your hands.
Ensuring you keep your gaze at the back of your hands, press your hands and forearms into the floor.
Lift your head and chest up and tuck your chin into your chest with this movement.
You should feel the muscles in your back working to do this movement.
Hold this position before you slowly lower yourself back down to the starting position.