In 1970, about 1 in 20 children were affected by obesity; today, it's 1 in 5, with diet and exercise both key factors in the increase. CBS News chief medical correspondent Dr. Jonathan LaPook looks at programs aimed at helping kids get healthy the old-fashioned way, by eating right and exercisi...
Source: [CBS News](https://www.cbsnews.com/video/fighting-childhood-obesity-for-a-healthier-longer-life/)