Professional trainer Joel Harper shows us how to do the Tick Tock runner's ab workout.
-Put your feet all the way together, put your hands in prayer position and bring them above your head.
-Straighten your arms as much as you can, now use your obliques and drop down from side to side.
-Focus on pulling your lower abs in.
-Do 10 to 12 reps on each side.
-Dig your feet into the mat.
-If this is easy, then lift your foot off the ground and move from side to side.
-If this is still too easy then use a medicine ball above your head.
-Remember to keep your chin up and look eye level.
There you have it, some simple instructions on how to do the Tick Tock Runner's Ab Workout.