1.     World Health Organization. Obesity and overweight. Available at: .

2.     Mokdad AH, Marks JS, Stroup DF, Gerberding JL. Actual causes of death in the United States, 2000. JAMA. Mar 10 2004;291(10):1238-1245.

3.     Ogden CL, Carroll MD. Prevalence of overweight, obesity, and extreme obesity among adults: United States, trends 1976–1980 through 2007–2008. Centers for Disease Control and Prevention, National Center for Health Statistics . Available at: .

4.     Ogden CL, Carroll MD. Prevalence of obesity among children and adolescents: United States, trends 1963–1965 through 2007–2008 Centers for Disease Control and Prevention, National Center for Health Statistics . Available at: .

5.     Flegal KM, Carroll MD, Ogden CL, Curtin LR. Prevalence and trends in obesity among US adults, 1999-2008. JAMA. Jan 20 2010;303(3):235-241.

6.     National Institutes of Health. Clinical guidelines on the identification, evaluation, and treatment of overweight and obesity in adults (NIH Publication No. 98-4083) . Bethesda, MD: Author; 1998.

7.     Centers for Disease Control and Prevention. Defining Childhood Overweight and Obesity. Available at: .

8.     Frankenfield DC, Rowe WA, Cooney RN, Smith JS, Becker D. Limits of body mass index to detect obesity and predict body composition. Nutrition. Jan 2001;17(1):26-30.

9.     Ogden CL, Yanovski SZ, Carroll MD, Flegal KM. The epidemiology of obesity. Gastroenterology. May 2007;132(6):2087-2102.

10.     Price RA. Genetics and common obesities: background, current status, strategies, and future prospects. In: Wadden TA, Stunkard AJ, eds. Handbook of Obesity Treatment . New York: The Guilford Press; 2002:73-94.

11.     Catenacci VA, Hill JO, Wyatt HR. The obesity epidemic. Clin Chest Med. Sep 2009;30(3):415-444, vii.

12.     Woods SC, Seeley RJ, Porte D, Jr., Schwartz MW. Signals that regulate food intake and energy homeostasis. Science. May 29 1998;280(5368):1378-1383.

13.     Caballero B. The global epidemic of obesity: an overview. Epidemiol Rev. 2007;29:1-5.

14.     Jeffery RW, Harnack LJ. Evidence implicating eating as a primary driver for the obesity epidemic. Diabetes. Nov 2007;56(11):2673-2676.

15.     Wright JD, Kennedy-Stephenson J, Wang CY, McDowell MA, Johnson CL. Trends in intake of energy and macronutrients - United States, 1971-2000. MMWR Morbidity and Mortality Weekly Report. 2004;53(4):80-82.

16.     Ornish D. Eat More, Weigh Less: Dr. Dean Ornish’s Advantage Ten Program for Losing Weight Safely While Eating Abundantly . New York: Quill; 2001.

17.     Atkins R. Dr. Atkins' New Diet Revolution . New York: Avon Books; 1992.

18.     Blanck HM, Gillespie C, Serdula MK, Khan LK, Galusk DA, Ainsworth BE. Use of low-carbohydrate, high-protein diets among Americans: correlates, duration, and weight loss. MedGenMed. 2006;8(2):5.

19.     Brehm BJ, D'Alessio DA. Weight loss and metabolic benefits with diets of varying fat and carbohydrate content: separating the wheat from the chaff. Nat Clin Pract Endocrinol Metab. Mar 2008;4(3):140-146.

20.     Nordmann AJ, Nordmann A, Briel M, et al. Effects of low-carbohydrate vs low-fat diets on weight loss and cardiovascular risk factors: a meta-analysis of randomized controlled trials. Arch Intern Med. Feb 13 2006;166(3):285-293.

21.     Dansinger ML, Gleason JA, Griffith JL, Selker HP, Schaefer EJ. Comparison of the Atkins, Ornish, Weight Watchers, and Zone diets for weight loss and heart disease risk reduction: a randomized trial. JAMA. Jan 5 2005;293(1):43-53.

22.     Gardner CD, Kiazand A, Alhassan S, et al. Comparison of the Atkins, Zone, Ornish, and LEARN diets for change in weight and related risk factors among overweight premenopausal women: the A TO Z Weight Loss Study: a randomized trial. JAMA. Mar 7 2007;297(9):969-977.

23.     Foster GD, Wyatt HR, Hill JO, et al. Weight and metabolic outcomes after 2 years on a low-carbohydrate versus low-fat diet: a randomized trial. Ann Intern Med. Aug 3 2010;153(3):147-157.

24.     McManus K, Antinoro L, Sacks F. A randomized controlled trial of a moderate-fat, low-energy diet compared with a low fat, low-energy diet for weight loss in overweight adults. Int J Obes Relat Metab Disord. Oct 2001;25(10):1503-1511.

25.     Brehm BJ, Lattin BL, Summer SS, et al. One-year comparison of a high-monounsaturated fat diet with a high-carbohydrate diet in type 2 diabetes. Diabetes Care. Feb 2009;32(2):215-220.

26.     Shai I, Schwarzfuchs D, Henkin Y, et al. Weight loss with a low-carbohydrate, Mediterranean, or low-fat diet. N Engl J Med. Jul 17 2008;359(3):229-241.

27.     Institute of Medicine. Dietary Reference Intakes . Washington DC: National Academies Press; 2006.

28.     Ello-Martin JA, Ledikwe JH, Rolls BJ. The influence of food portion size and energy density on energy intake: implications for weight management. Am J Clin Nutr. Jul 2005;82(1 Suppl):236S-241S.

29.     Rolls BJ, Bell EA, Castellanos VH, Chow M, Pelkman CL, Thorwart ML. Energy density but not fat content of foods affected energy intake in lean and obese women. Am J Clin Nutr. May 1999;69(5):863-871.

30.     Bell EA, Rolls BJ. Energy density of foods affects energy intake across multiple levels of fat content in lean and obese women. Am J Clin Nutr. Jun 2001;73(6):1010-1018.

31.     Kral TV, Roe LS, Rolls BJ. Combined effects of energy density and portion size on energy intake in women. Am J Clin Nutr. Jun 2004;79(6):962-968.

32.     Rolls BJ, Roe LS, Beach AM, Kris-Etherton PM. Provision of foods differing in energy density affects long-term weight loss. Obes Res. Jun 2005;13(6):1052-1060.

33.     Guthrie JF, Morton JF. Food sources of added sweeteners in the diets of Americans. J Am Diet Assoc. Jan 2000;100(1):43-51, quiz 49-50.

34.     Briefel RR, Johnson CL. Secular trends in dietary intake in the United States. Annu Rev Nutr. 2004;24:401-431.

35.     Johnson RK, Appel LJ, Brands M, et al. Dietary sugars intake and cardiovascular health: a scientific statement from the American Heart Association. Circulation. Sep 15 2009;120(11):1011-1020.

36.     Malik VS, Schulze MB, Hu FB. Intake of sugar-sweetened beverages and weight gain: a systematic review. Am J Clin Nutr. Aug 2006;84(2):274-288.

37.     Young LR, Nestle M. Expanding portion sizes in the US marketplace: implications for nutrition counseling. J Am Diet Assoc. Feb 2003;103(2):231-234.

38.     Rolls BJ, Morris EL, Roe LS. Portion size of food affects energy intake in normal-weight and overweight men and women. Am J Clin Nutr. Dec 2002;76(6):1207-1213.

39.     Rolls BJ, Roe LS, Meengs JS, Wall DE. Increasing the portion size of a sandwich increases energy intake. J Am Diet Assoc. Mar 2004;104(3):367-372.

40.     Rolls BJ, Roe LS, Meengs JS. Larger portion sizes lead to a sustained increase in energy intake over 2 days. J Am Diet Assoc. Apr 2006;106(4):543-549.

41.     Blair SN, Kohl HW, 3rd, Barlow CE, Paffenbarger RS, Jr., Gibbons LW, Macera CA. Changes in physical fitness and all-cause mortality. A prospective study of healthy and unhealthy men. JAMA. Apr 12 1995;273(14):1093-1098.

42.     Wannamethee SG, Shaper AG. Physical activity in the prevention of cardiovascular disease: an epidemiological perspective. Sports Med. Feb 2001;31(2):101-114.

43.     Hu FB, Manson JE, Stampfer MJ, et al. Diet, lifestyle, and the risk of type 2 diabetes mellitus in women. N Engl J Med. Sep 13 2001;345(11):790-797.

44.     Demark-Wahnefried W, Rock CL, Patrick K, Byers T. Lifestyle interventions to reduce cancer risk and improve outcomes. Am Fam Physician. Jun 1 2008;77(11):1573-1578.

45.     Warburton DE, Nicol CW, Gatto SN, Bredin SS. Cardiovascular disease and osteoporosis: balancing risk management. Vasc Health Risk Manag. 2007;3(5):673-689.

46.     U.S. Department of Health & Human Services. 2008 Physical Activity Guidelines for Americans. Available at: .

47.     Centers for Disease Control and Prevention. Behavioral Risk Factor Surveillance System Prevalence and Trends Data. Available at: .

48.     U.S. Department of Health & Human Services. Physical Activity Guidelines Advisory Committee Report. Available at: .

49.     Shaw KA, Gennat HC, O'Rourke P, Del Mar C. Exercise for overweight or obesity. The Cochrane Collaboration, John Wiley & Sons, Ltd. Available at: .

50.     Phelan S, Roberts M, Lang W, Wing RR. Empirical evaluation of physical activity recommendations for weight control in women. Med Sci Sports Exerc. Oct 2007;39(10):1832-1836.

51.     Catenacci VA, Ogden LG, Stuht J, et al. Physical activity patterns in the National Weight Control Registry. Obesity (Silver Spring). Jan 2008;16(1):153-161.

52.     Potenza MV, Mechanick JI. The metabolic syndrome: definition, global impact, and pathophysiology. Nutr Clin Pract. Oct-Nov 2009;24(5):560-577.

53.     Kay SJ, Singh MA. The influence of physical activity on abdominal fat: a systematic review of the literature. 2006;Obesity Reviews(7):183-200.

54.     McTiernan A, Sorensen B, Irwin ML, et al. Exercise effect on weight and body fat in men and women. Obesity (Silver Spring). Jun 2007;15(6):1496-1512.

55.     Slentz CA, Aiken LB, Houmard JA, et al. Inactivity, exercise, and visceral fat. STRRIDE: a randomized, controlled study of exercise intensity and amount. J Appl Physiol. Oct 2005;99(4):1613-1618.

56.     Ching PL, Willett WC, Rimm EB, Colditz GA, Gortmaker SL, Stampfer MJ. Activity level and risk of overweight in male health professionals. Am J Public Health. Jan 1996;86(1):25-30.

57.     Hu FB, Li TY, Colditz GA, Willett WC, Manson JE. Television watching and other sedentary behaviors in relation to risk of obesity and type 2 diabetes mellitus in women. JAMA. Apr 9 2003;289(14):1785-1791.

58.     Foster JA, Gore SA, West DS. Altering TV viewing habits: an unexplored strategy for adult obesity intervention? Am J Health Behav. Jan-Feb 2006;30(1):3-14.

59.     Hamilton MT, Hamilton DG, Zderic TW. Role of low energy expenditure and sitting in obesity, metabolic syndrome, type 2 diabetes, and cardiovascular disease. Diabetes. Nov 2007;56(11):2655-2667.

60.     Thompson WG, Cook DA, Clark MM, Bardia A, Levine JA. Treatment of obesity. Mayo Clin Proc. Jan 2007;82(1):93-101; quiz 101-102.

61.     Wadden TA, Phelan S. Behavioral assessment of the obese patient. In: Wadden TA, Stunkard AJ, eds. Handbook of Obesity Treatment . New York: The Guilford Press; 2002:186-226.

62.     Lang A, Froelicher ES. Management of overweight and obesity in adults: behavioral intervention for long-term weight loss and maintenance. Eur J Cardiovasc Nurs. Jun 2006;5(2):102-114.

63.     Wing RR. Behavioral weight control. In: Wadden TA, Stunkard AJ, eds. Handbook of Obesity Treatment . New York: The Guilford Press; 2002:310-316.

64.     Sharma M. Behavioural interventions for preventing and treating obesity in adults. Obes Rev. Sep 2007;8(5):441-449.

65.     Perri MG, Corsica JA. Improving the maintenance of weight lost in behavioral treatment of obesity. In: Wadden TA, Stunkard AJ, eds. Handbook of Obesity Treatment . New York: The Guilford Press; 2002:357-379.

66.     Brown T, Avenell A, Edmunds LD, et al. Systematic review of long-term lifestyle interventions to prevent weight gain and morbidity in adults. Obes Rev. Nov 2009;10(6):627-638.

67.     Brehm BJ, D'Alessio DA. Benefits of high-protein weight loss diets: enough evidence for practice? Curr Opin Endocrinol Diabetes Obes. Oct 2008;15(5):416-421.

68.     Anderson JW, Konz EC, Frederich RC, Wood CL. Long-term weight-loss maintenance: a meta-analysis of US studies. Am J Clin Nutr. Nov 2001;74(5):579-584.

69.     Kahn EB, Ramsey LT, Brownson RC, et al. The effectiveness of interventions to increase physical activity. A systematic review. Am J Prev Med. May 2002;22(4 Suppl):73-107.

70.     Recommendations to increase physical activity in communities. Am J Prev Med. May 2002;22(4 Suppl):67-72.

71.     Monteiro CA, Moura EC, Conde WL, Popkin BM. Socioeconomic status and obesity in adult populations of developing countries: a review. Bull World Health Organ. Dec 2004;82(12):940-946.