WW® is an evidence-based program that evolves with new science and changing consumer preferences. Our commitment to research and scientific evidence continues – both to demonstrate efficacy and to innovate our program – in order to provide a scalable, cost-effective weight-management solution for your employees.
Proven efficacy through clinical studies
The most cost-effective, clinically-proven, nonsurgical weight-loss treatment.1
More effective for weight loss than physician counseling.2
More effective than obesity clinic programs in producing 10% weight loss.3
More effective for weight loss than do-it-yourself.4
More effective for weight loss in those with prediabetes than a self-initiated program, and produces greater improvements in glucose control.5
1Finkelstein et al. Obesity 2014;22:1942-1951.
2Jebb et al. Lancet 2011;378:1485-92.
3Pinto AM et al. Obesity (Silver Spring) 2013;21(4):673-680.
4Johnston CA et al. Am J Med. 2013;126:1143.e19-1143.e24.
5Marrero D et al. Am J Public Health 2016;106(5):949-956.
WW fulfills expert panel criteria for obesity treatment that works
WW is one of the few commercially available weight management programs that fulfills the criteria laid out by numerous expert panels (including the United States Preventive Services Task Force, The American Heart Association, The American College of Cardiology, and The Obesity Society) for behavioral lifestyle interventions for weight loss.
1 Moyer VA. (2012) Screening for and management of obesity in adults: U.S. Preventive Services Task Force Recommendation Statement. Ann Intern Med.;157:373-378.
2Jensen MD et al. (2013) 2013 AHA/ACC/TOS guideline for the management of overweight and obesity in adults: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and The Obesity Society. Circulation