“The study strongly supports the need to educate people to make wise choices when they eat and the idea that they need to exercise and walk more, instead of going by car everywhere,” said Fontana, who wrote an editorial （社论） accompanying the study.
 The CDCP reports analyzed the height and weight measurements(测量)of 3,958 children between the ages of 2 and 19, as well as 4,431 adults older than 20.