I wonder if it's just that a single 20oz of diet/zero sugar soda doesn't make a big enough difference one way or another. Likely not so good for you but not as

I wonder if it's just that a single 20oz of diet/zero sugar soda doesn't make a big enough difference one way or another. Likely not so good for you but not as addictive and statistically significant as say, alcohol, nicotine or fatty and sugary foods.