article_snippet: There's no evidence that diets have improved more in South Los Angeles.
article_snippet: Obesity and overweight rates have not fallen.'
article_snippet: Health experts said a single intervention would not reverse the obesity problem.
article_snippet: It's not just about limiting unhealthy food, but increasing access to healthy food,' said Alex Ortega, a professor of public health at the University of California, Los Angeles, who had no role in the study.
article_snippet: We never said the ordinance was the silver bullet' to solving the obesity problem, said Gwen Flynn of the Community Health Councils.
highlights_snippet: In other parts of the country obesity rates only increased by one per cent .
  
highlights_snippet: Health experts say a single intervention will not reverse obesity issues .