Jacqueline M. Stephens, PhD, FTOS, president of The Obesity Society (TOS), the leading scientific organization dedicated to advancing the understanding, prevention, and treatment of obesity, released the following statement on the Centers for Medicare & Medicaid Services’ (CMS) launch of the BALANCE Model. “The BALANCE Model represents meaningful progress [...]

Rockville, MD - January 7, 2026 - Jacqueline M. Stephens, PhD, FTOS, President of The Obesity Society (TOS), the nation’s leading scientific organization dedicated to advancing the understanding, prevention, and treatment of obesity, released the following statement regarding the recently issued updated Dietary Guidelines and their implications for obesity care. [...]

Atlanta, GA – November 6, 2025 – Marc-André Cornier, MD, FTOS, President of The Obesity Society (TOS), the nation’s leading scientific organization dedicated to advancing the understanding, prevention, and treatment of obesity, released the following statement on the White House’s agreement with major pharmaceutical companies to lower costs and [...]

Atlanta – Who decides what we eat, how we pay for care, and whether obesity is treated as a disease or a personal choice? At ObesityWeek® 2025, hosted by The Obesity Society (TOS) from November 4–7 in Atlanta, leading scientists, policymakers, and advocates will go head-to-head on the most [...]

Atlanta – GLP-1 therapies are reshaping clinical practice, health policy, economics, and patient expectations. At ObesityWeek® 2025, hosted by The Obesity Society (TOS) in Atlanta from November 4–7, media will have the chance to move beyond the hype and gain direct access to the science, debates, and future direction [...]

Atlanta – The Obesity Society (TOS) is pleased to invite credentialed media to attend ObesityWeek® 2025, the world’s preeminent scientific conference on obesity research, treatment and policy. The conference will be held November 4–7, 2025, in Atlanta, Georgia, bringing together leading researchers, clinicians, policymakers and advocates from around the [...]

The Obesity Society joined the Academy of Nutrition and Dietetics and 13 other national health organizations in supporting United States medical schools to increase the number of hours devoted to nutrition education in medical training. Chronic lifestyle-related diseases such as diabetes, obesity, cardiovascular disease and malnutrition continue to strain [...]

Acclaimed Obesity Expert and Seasoned Professionals Join Society Staff ROCKVILLE, MD – The Obesity Society (TOS), the leading organization of scientists and health professionals devoted to understanding and reversing the epidemic of obesity, is pleased to announce the addition of new staff members to its leadership team, enhancing its [...]

Calls Grow for Immediate Enforcement as Unapproved Knockoffs Flood Market WASHINGTON, D.C. — July 22, 2025: A new report from The Center for Medicine in the Public Interest (CMPI) warns that regulators are failing to stop the illegal mass production of compounded GLP-1 drugs despite mounting evidence of patient [...]

Sherlyn Celone-Arnold assumes new role after successful run as Chief Strategy Officer ROCKVILLE, MD – The Obesity Society (TOS), the leading organization of scientists and health professionals devoted to understanding and reversing the epidemic of obesity, has announced Sherlyn Celone-Arnold, M.S., as its new CEO, following the retirement of [...]

Evidence-based nutrition and lifestyle interventions enhance GLP-1 treatment outcomes for obesity, improving adherence, health gains, and long-term weight maintenance Washington, D.C. (May 30, 2025) – Four leading organizations in lifestyle medicine, obesity medicine, and nutrition—the American College of Lifestyle Medicine (ACLM), the American Society for Nutrition (ASN), the Obesity [...]

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ROCKVILLE, MD-Advances in evidence-based obesity medications and treatment options are critical for the millions of individuals living with the chronic disease. The Obesity Society is encouraged by the development of new options that are effective, safe, and convenient for consumers. Last week, results released for the ACHIEVE-1 Phase 3 [...]

Rockville, Md. – The Obesity Society is disappointed with the decision made by the Centers for Medicare and Medicaid Services (CMS) to continue its policy that restricts access to safe and effective obesity medications. The announcement that CMS will reject Part D coverage of obesity medications and application to [...]

March 19, 2025 — Today, the Obesity Action Coalition (OAC) and The Obesity Society (TOS) sent a letter to the U.S. Food & Drug Administration (FDA), along with more than 20 leading organizations and providers across the healthcare continuum, urging the agency to enforce federal regulations around compounding following the recent [...]

ROCKVILLE, MD – The Obesity Society (TOS) acknowledges the U.S. Food and Drug Administration's (FDA) recent announcement declaring the end of shortages for Novo Nordisk's Wegovy and Ozempic; two critical medications in the treatment of obesity and diabetes. This development signifies a pivotal advancement in patient care, ensuring broader [...]

Rockville, Md. -- A Super Bowl advertisement by Hims & Hers, a consumer health and wellness platform, will mislead viewers by excluding any information about the overall risks and side effects of compounded drugs. The ad emphasizes the role of the food and health system in the obesity epidemic [...]

ROCKVILLE, Md. -- The Obesity Society (TOS) applauds the work of The Lancet Diabetes & Endocrinology Commission on Diagnostic Criteria of Clinical Obesity to refine the definition of obesity and establish a framework for diagnosing other chronic diseases caused by excess adiposity. Several prominent experts in obesity and related [...]

Washington, DC—The Obesity Care Advocacy Network (OCAN), and more than 70 other patient advocacy organizations across the spectrum of related obesity co-morbidities, issued a statement urging the Trump administration to finalize the proposed CMS rulemaking to align coverage policy for Medicare and Medicaid to reflect that obesity is a [...]

SAN ANTONIO, Tx - Cancer patients need a lot of drugs—immunotherapies, chemotherapies, and anti-infectives. But new research at ObesityWeek® on Nov. 3, 2024, shows clinicians may not have all the information they need to use these drugs safely if the patient has obesity. For example, about half of U.S. [...]

Rockville, Maryland, August 30, 2025 (GLOBE NEWSWIRE) -- FOR IMMEDIATE RELEASE: October 18, 2024 The Obesity Society (“TOS”), the leading professional society focused on obesity science, treatment, and prevention, is pleased to welcome Sherlyn Celone-Arnold, MS, as Chief of Strategy and Professional Development. As Chief of Strategy and Professional [...]

Building momentum in the prevention and treatment of childhood obesity as TOS recognizes National Childhood Obesity Awareness Month, but more work needs to be done ROCKVILLE, Md. – Following the new guidelines for evidence-based treatment of childhood obesity published by the American Academy of Pediatrics (AAP) in 2023, new [...]

ROCKVILLE, Md.— New research reveals that moderate to vigorous physical activity in the evening for sedentary adults with overweight and obesity is most beneficial in lowering daily blood sugar levels, according to a study published in Obesity, The Obesity Society’s (TOS) flagship journal. Experts explain that it has been [...]