For decades, artificial sweeteners were offered as a quiet bargain — sweetness without consequence, a modern solution to an ancient appetite. Now, a pooled analysis of more than 720,000 adults across three continents suggests the terms of that bargain may not have been fully understood: those who consumed more artificial sweeteners faced a 31 percent higher risk of developing type 2 diabetes over follow-up periods exceeding a decade. The evidence is not yet strong enough to declare causation, but it is strong enough to disturb the long-held assumption that these substances pass through the bod