Carbonated waters and weight loss: Don’t expect too much

Carbonated drinks known as sparkling, fizzy, seltzer and soda waters are thought to impact the waistline. A new study weighs in, but don’t expect too much.

​ Carbonated drinks known as sparkling, fizzy, seltzer and soda waters are thought to impact the waistline. A new study weighs in, but don’t expect too much. Read More Breaking News, Latest News and Videos | CNN