Here's a clickable link for the article the previous poster referenced: www.sparkpeople.com/resource/nutrition_art
Also consider joining SP's Tame Your Sweet Tooth Challenge: www.sparkpeople.com/myspark/challenge_deta
It's great to exercise regularly, but it's not the best idea to exercise more to compensate for something specific you're eating. So I'd try to get out of that habit, but rather focus on what you can do to slowly wean yourself off of these drinks.
Hope that helps,