It's linked to Type 2 diabetes, cancer, and more—but the health effects aren't clear cut, according to experts.

Diet Coke is getting a makeover to try to invigorate the sugar-free soda's slumping sales. Coca-Cola Co. said Wednesday it's adding a slimmer 12-ounce Diet Coke can, updating the logo and offering the ...

Coca-Cola is practically synonymous with America. There's only one other soda that rivals it in sales and prevalence, and that's its diet version. Diet Coke feels like it's just been here forever, ...