Cities with soda taxes saw sales of sugary drinks fall as prices rose, study finds

Five U.S. cities which imposed taxes on sugary drinks saw prices rise and sales fall by 33%, according to a new study. (Justin Sullivan/Getty Images)

Sales of sugary drinks fell dramatically across five U.S. cities, after they implemented taxes targeting those drinks – and those changes were sustained over time. That's according to a study published Friday in the journal JAMA Health Forum.

Researchers say the findings provide more evidence that these controversial taxes really do work. A claim the beverage industry disputes.