What does Kool-Aid with sugar and fruit drinks with no added sugar like all-natural apple juice have in common? They may increase the risk of obesity in children, according to new research published in the February issue of Pediatrics.

Fruit juice does have vitamins, but the new U.S. dietary guidelines recommend that consumers switch to eating whole fruit instead, the Associated Press reported.

�Sweet drinks are a source of added sugar in the diet,� said lead researcher Jean Welsh of the Centers for Disease Control and Prevention.

(via The Associated Press)