1. Standard Plank
Lie in a press-up position (A), then lower so you're resting on your forearms (B). Keeping your body still and straight, tense your core and breathe steadily for 2 sets of 1 min. Increase the length of the hold each day for a defined 6-pack.
2. Leg Raise
Lie on your back with your legs straight (A) and raise them a few inches off the floor. Slowly lift your legs to create a 90-degree angle with your body (B), then lower to the star starting position. Perform 2 sets of 12, then move to Exercise 3.
3. T Side Plank
Adopt a front plank position (A). Turn onto your right elbow and raise your left arm (B). Hold yourself rigid for 2sec, rotate back to the plank and perform the same movement on your left side. Do 10 reps on each side.
4. V Knee Tuck
Lie on the floor with your knees bent to 90 degrees as shown (A). Straighten your legs slowly so they are at 45 degrees, simultaneously raising your torso to the same angle (B). Do this 10 times slowly for solid abs.