what are the advantage and the disavantage of drinking Coke Cola?

Hi:

I will analysize the advantage and disadvantage of drinking cola by following two main key points:

cola is a good drink for people, especially for children, in summer, people would like to drink more cola to cool themself down, this is the advantage of drinking cola.
but, on the other hand, over drinking cola may harmful to your health which is in the same way of smoking more cigarettes that will bring illness to people.

now, the disadvantage of drinking cola is:

first of all: Carbon dioxide in cola will may excessively influences digestion:

The carbonic acid drink taste is diverse, but the inside principal constituent all is a carbon dioxide, therefore you drink only then can think very crisp, stimulates very much. Some people said that, the carbonic acid drink contains the carbon dioxide, not too is possibly good to the human body. Professor Wang Lixin indicated that, in fact, the full quantity carbon dioxide can play