Superman plank
3 times a week
5mins.

20 secs. in position
+
1 min. rest
x
5
To work the muscles in the lower back and those running the length of the spine.
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Lay down with your stomach flat on the floor. Push your arms out straight in front of you and gently lift your chest off the floor.
-
Lift your stretched legs until your knees are raised from the ground.
-
Maintain the position, looking at the floor.