While ab exercises for a 6-pack may seem to begin and end with crunches and sit ups there actually are a few other options to achieve your goal. Whether you are already in good shape or not it is important to remember to do ab exercises for a 6-pack in a consistent pattern to achieve the desired effect.Diet: diet is very important if you want to achieve a great looking six pack. You will not only need to quit the junk food but replace it with a healthy diet. In order for your six pack to show you will need to lose your abdominal fat. Otherwise the fat will cover those great muscles and all your work will be wasted. In order to do this you will need to take a diet that is low in fats and regulate your carbohydrates. You will also need to have extra protein in your diet.Do Crunches. Lie on the floor (with or without a mat) and cross your arms in front of your chest. (Do not place both hands behind your head. Placing both hands behind your head can cause lower back problems in the long run as it places unnecessary stress on that part of your body from pulling on your head and neck.) Another alternative to crossing your arms in front of your chest is to lightly place your finger tips behind your ears, without pulling on your neck or ears to help raise you off the floor. Draw in your abdomen towards your spine while inhaling through your nose. Now raise your shoulders (upper torso) towards your knees, using strictly your abdominal muscles. It is very important not to lift your entire back off the floor, as this can cause back strain, and the extended movement does not help you develop six pack abs any faster. Drink WaterIf your body is dehydrated, it will retain water, giving you a "smoother" look. Make sure you are well hydrated to avoid water retention. I personally drink a half to one gallon of water a day. Remember, water "in" means water "out".Buy a Swiss ball. Lie on the inflatable ball to do your exercises. You're working muscles through a full range of motion. Building muscle burns calories.Vary your routine. A little variety -- swimming, running, walking, working with the Swiss ball -- will keep your calorie burn consistent, says DeGennaro. If your body gets used to one exercise, you'll soon quit burning calories -- the plateau we know too well.Eat healthy foods. - Do not skip meals. Cut down on calories and eat more fruits and vegetables. Eat a large, healthy breakfast, it is the most important meal of the day. Stay motivated. - Motivation is the key to success. Have your mind set on losing weight and getting six pack abs.The other part of the formula is to take up cardiovascular exercises (like riding a bike, swimming, jogging or even skipping rope) for about half an hour at a time to increase your metabolism and to process food faster in your body. Once you can digest your food quicker, it’s easier for your body to begin using stored fat as energy.The other thing that’s als extremely important is what you put into your body to fuel it. Having healthy eating habits that fuel your body with the right type of nutrients will make a huge difference in your fat burning effortsIt is important to remember without ab exercises for a 6-pack that you can overdo it very easily if you get too into your workouts. This may sound redundant, but it is very important. If you insist on working out more just jump on the treadmill, it will do you good without the bad!Track your progress and your habits effectively and never let yourself settle into a rhythm with only one ab exercise. Ab exercises for a 6-pack will not be easy to do everyday, but they will pay off and you will not regret doing them!