Signs warning shoppers how much exercise they need to do
to burn off calories in sugary drinks can encourage healthier
choices, US research suggests.

A study of teenagers' purchasing habits found they bought fewer sugary drinks and more water when the signs were up.

[…]

Disponível em: http://www.bbc.com/news/health-29645062. Acesso em: 16 out. 2014.

De acordo com o texto, o termo to burn off deve ser traduzido como