제42차 대한비만학회 춘계학술대회 Symposium 7: Exercise, as Obesity Metabolism Regulator on Life-Cycle Stage Family Based Exercise Intervention for Obese or Overweight Children Jeju National University, Department of Exercise and Sports Sciences Yoonsuk Jekal, Ph.D. Last few decades, worldwide childhood obesity has ≥90th age- & gender-specific percentile), and homeo- dramatically increased, and children and adolescents stasis model assessment insulin resistance score obesity has become a serious problem in even Korea. (HOMA-IR) was computed with formula. In the fam- Obese kids are more likely to have risk factors for met- ily-based intervention program, 14 families having a abolic related diseases such as high levels of blood child at risk for overweight or obesity were recruited. pressure, cholesterol or glucose. The purpose of the The program consisted of 1 time/week, center-based current study was to examine 1) the obesity rate by a program including exercise program, health & nutrition variety of obesity assessments including body mass in- education class and individual consultation, and at least dex (BMI), waist circumference (WC), and %body fat, 3 times/week, family-based program at home including 2) the prevalence of metabolic syndrome (MetS) and family-administered exercise program by prescription insulin resistnace (IR), and 3) the effect of fam- and diet and health behavior diary. The level of phys- ily-based exercise intervention for promoting physical ical fitness including cardiopulmonary endurance, mus- fitness on risk factors of MetS and IR among children cular strength & endurance and flexibility, and the lev- at risk for overweight and obesity. In cross sectional el of obesity such as BMI, WC and body composition, study, 349 elementary school children at risk for over- metabolic syndrome risk factors and insulin resistance weight or obesity (4th-6th grade, 63% boys, mean age were measured at pre- and post-intervention program. 10.98±0.91 yrs.) were recruited. BMI was calculated The obesity rate were different by obesity assessments with height and weight, and WC and %body fat were in this study cohort, in boys, 62.3%, 60.9% and 98.2% measured. Additionally, serum analysis were con- were obese, and in girls, 69.0%, 69.0% and 74.4% ducted to assess the level of insulin, high density lip- were obese by BMI, WC and %body fat respectively. oprotein cholesterol(HDL-C), triglycerides(TG) and Sixty one percent study population had insulin resist- glucose(Glu), and blood pressure(BP) was assessed. ance, and 18.0% had metabolic syndrome. After partic- MetS was defined with criteria for children (BP, ≥90th ipating in the intervention program, the level of phys- age-, gender- & height-specific percentile; Glu, ≥100 ical fitness such as cardio-respiratory fitness and mus- mg/dl; TG, ≥110 mg/dl; HDL-C, ≤40 mg/dl; WC, cular strength and endurance increased. While there 95 제42차 대한비만학회 춘계학술대회 was no change in metabolic syndrome risk factors, few resistance. In addition, family-based intervention pro- participants were healed of the fatty liver of insulin gram participation, the level of physical fitness, fatty resistance. The current study concluded that the child liver and insulin resistance were improved among chil- obesity in the current population is medically severe, dren at risk for overweight or obesity without sig- since obesity induces metabolic syndrome and insulin nificant body weight reduction. 96