Routine for a six pack ABS: AB Crunch:Lie flat on your back, knees bent and feet about shoulder width apart. Place your hands behind your head and elbows out do not interlock your fingers so that you can use your ab muscles to lift your self up. Keep your lower back flat on the floor and tighten you ab muscles. Slowly pull your head and shoulders off the floor and remember to keep your elbows out to the sides do not use your harms to pull yourself up. Pause for a second at the top and then lower, do about ten and take a 30 second break and do 3 to 5 sets of ten. ( you can use this routine for your front and side ab muscles) other thing you can do to achieve a six pack quick: Twist Crunch, Ab Crunch using a medicine ball, Ab Machine at your local gym or at home, Bridge pose, Bridge pose using a medicine ball, Leg Raise, Plank, Side Plank Side, Crunch Reverse Crunch. do your cardio workouts three to five times a week and don't forget to stretch and warm up your muscles before each workout. for your cardio workouts choose things that you enjoy, it can be: walking, jogging, biking, running or a jump rope.