What is Negative Calorie Diet?

Some foods take up a lot of calories to digest than the amount of calories contained in these foods. This would mean taking this food would help reduce calorie intake.
Which Foods Have Negative Calories?
The Negative Calorie diet consists of more than a hundred kind of foods. Fruits and vegetables that contain high fiber are mainly part of the list. Some of the vegetables include: zucchini, asparagus, spinach, beets, lettuce, broccoli, garlic, chillies, cabbage, celery, chilies etc. The fruits that are considered negative calorie include: pineapple, apples, lemon, grapefruits and oranges.
How Does The Negative Calorie Diet Help?
The negative calorie diet increase your metabolism and they themselves need a lot of calories to burn. For example, eating celery can quicken calorie consumption right when you are having it as it takes a lot of calorie in chewing it. Basically the idea is to eat only the low calorie food which takes a lot of time to get digested.
Are There Any Risks In The Diet?
As there is limited consumption of dairy products in this diet, the deiter may take less than recommended level of calcium. Again proteins and fats are also not included in this diet. which may lead to a deficiency in them.
What Do One Need To Ask The Doctor?
As one needs to consult the doctor if one intends to be on a diet that is why there are certain things that one should ask his or her doctor before following the diet. Ask your doctor how safe is it for you or your entire family. Ask him or her how long you can continue with this diet. If one does not get suited to the diet what kind of symptoms would show up.