We’ve already concluded that diet sodas are basically terrible for your health. In the ways you would expect, anyway. But now current research is adding more fuel to the fire. They’ve found a link between heavy diet soda consumption and all-cause dementia and stroke. Turns out, this stuff is even worse that regular, high-sugar soft drinks. If the increased risk of heart disease wasn’t enough to convince you to lay off of the diet soda, perhaps this will: