Studies at Harvard have revealed that each additional soda we drink a day can increase our likelihood of obesity 1.6 times. If that’s not a risk you are willing to take, there are a variety of drinks you can swap in the next time you are craving some instant energy. You can check out some of our sugar-free favorites by clicking here. For more information about the dangers of soda, check out our sources: Medical Daily, Men’s Health, Mercola.com, SF Gate: Healthy Eating.