The Usual: 8 oz. Jack & Coke = 161 calories
The Alternative: 8 oz. Jack & Diet Coke = 65 calories
The Reason: By substituting diet soda for regular, you cut down on both calories and sugar, which helps keep both extra pounds and hangovers at bay. When you drink nine Jack and Cokes at night and wake up feeling like you want to die, you feel that way in part because all the sugar from the soda is murder on your body.
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