A new set of studies published in the New England journal of medicine show more links between sugary drinks and obesity.
One of them finds that getting rid of the drinks from your kids' diets can slow their weight gain.
It also reduces the chances of normal-weight children becoming obese.
Research on adults shows that drinking beverages like sodas, blended coffees and sports drinks can flip on the genetic switch that tilt our bodies toward being fat.
Public health officials say the average American gets more than 200 extra calories a day from sugary drinks.
The American Beverage Association has fired back, saying sugar-sweetened beverages are not responsible for the increasing obesity rates, but rather our overall diet.