Everyone's obsessed with diet sodas. From weight loss to dental health, many are raving about these sugar-free drinks. But ...

The promise of zero calories is tempting, but the true cost might be found in your gut health and metabolic signaling. If you ...

Diet Coke really does have more caffeine than regular Coke, but the actual difference between the two and the reasons why may ...

Find out about the latest happenings in the world of entertainment, and also learn from experts about: relationships, ...

More than 60% of American adults report drinking sugar-sweetened beverages one or more times daily, according to the CDC.

Diet Coke doesn’t raise blood sugar directly. However, long-term use of artificial sweeteners may still impact overall health ...

The Coca-Cola Co. first launched its signature zero-calorie soda as a sugar-free alternative to classic Coke in 1982. In a decade consumed with aerobics, workout tapes and fad diets, Diet Coke quickly ...

Is that bubbly diet soda doing more than quenching your thirst? From neurotransmitters to cravings and the gut-brain axis, ...

Diet Coke and Coke Zero may both be types of Coca-Cola with zero sugar, but the two beverages (and all other diet-or-zeros) couldn't be more different.

Would you give up soda? Well, a group of Diet Coke- and Coca-Cola-obsessed USA TODAY journalists decided to try. I have been drinking Coca-Cola for as long as I can remember. I've tried to quit ...