Back in the dot-com days, thanks to employer-subsidized soda fridges, I was drinking easily 6+ cans of diet soda a day (in my case, Diet Dr. Pepper). Along with other startup related behaviors like eating fast food (Carl's Jr, what's up?) and not exercising, my weight increased to around 220 lbs on a 6'1" frame. I stopped drinking diet soda around the time I joined a weight-loss startup in 2011, and started eating he…
It also does help with your health if you were going to consume the non-diet version of that product in similar quantities.