Spring Load: 1y
Time: 30 sec, including any variations
Machine Set Up:
Front of machine
Facing side of room

Other Possible Directions:
Reverse side plank
Back side plank
Reverse back side plank

Variations:
Thread the needle
Hip pulses
Top knee to top elbow
Bottom knee to top elbow
Stationary thread the needle
Elbow to handlebar then open with hand behind head

Modifications:
Come to knees
Stagger feet
Come to twisted plank position with both forearms down and upper body squared to front or back of room