Nutritionists used to say that a carb is a carb is a carb. Now that they understand the glycemic index they know that’s not true.They also used to say that a calorie is a calorie is a calorie. But now we have evidence that this isn’t true either.It depends whether the calorie is a solid o...


For regular soft-drink drinkers, the risk of becoming overweight or obese was:
47.2% for more than 2 cans each day.
For diet soft-drink drinkers, the risk of becoming overweight or obese was:
57.1% for more than 2 cans each day.
There was a 41% increase in risk of being overweight for every can or bottle of diet soft drink a person consumes each day.
Feeding artificial sweeteners to rat pups made them crave more calories than animals fed real sugar.
Some soft drink studies do suggest that diet drinks stimulate appetite.
The above statements are taken from the following web md article:
http://www.webmd.com/diet/news/20050613/drink-more-diet-soda-gain-more-weight