记者从国家卫生健康委员会了解到，和几十年前相比，我国儿童青少年营养不良发生率下降，超重肥胖发生率却明显增加。
The reporter learned from the National Health Commission that the prevalence of malnutrition in our children and adolescents had reduced but the prevalence of overweight-obesity had significantly increased comparing to decades ago.