2 Ways Diet Soda May Not Be Helping People tend to eat more, and diet mixers may make you drunker: studies By John Johnson, Newser Staff Posted Jan 17, 2014 11:44 AM CST 17 comments Comments A collection of diet sodas. (AP Photo/Bebeto Matthews) (Newser) – It's not that researchers think switching from sugary sodas to diet versions is a bad thing, it's just that those who do make the switch should bear in mind a few things: They may eat more: A Johns Hopkins study finds that heavy people who drink diet soda tend to eat more than heavy people who drink regular soda, reports Today.com. “When you make that switch from a sugary beverage for a diet beverage, you’re often not changing other things in your diet,” says the lead researcher. The advice isn't to give up the diet soda, it's to cut down on the food that goes with it, especially sweet snacks, reports the Los Angeles Times. They'll get drunker: People who favor their booze mixed with diet soda will blow higher breathalyzer readings—an average of 18% higher—than those who mix with regular soda, according to a study picked up by Scientific American. It seems the sugar in regular soda helps slow alcohol consumption. "If you're watching your weight, watch out for what you drink," says the post.