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- AFrom an all-fours position, brace abs in tight and lift hips slightly so knees raise off the floor. Step or "crawl" forward with left hand and left foot.
- BImmediately crawl forward with right hand and right foot. Keep abs drawn in tight during the entire movement. If you run out of room, simply travel as far forward as possible and then crawl backward. Continue the movement for 45 seconds.