|CNN – By Caleb Hellerman
Friday, April 27, 2012
Pushing her meal cart into the hospital room, a research assistant hands out tall glasses of reddish-pink liquid, along with a gentle warning: “Remember, you guys have to finish all your Kool-Aid.”
For the final two weeks of the study, volunteers drank three of the sweet concoctions daily — about 500 calories of added sugar, or 25% of all calories for the adult women in the study. Within just two weeks, their blood chemistry was out of whack. In one striking change, the volunteers had elevated levels of LDL cholesterol, a risk factor for heart disease.