CHICAGO — As Obesity Care Week unfolds March 2 – 6, public health experts and community advocates are drawing urgent attention to a persistent and widening health crisis that disproportionately affects Black and brown communities across the United States. The annual observance, led by major medical and advocacy groups to highlight obesity as a chronic disease and the need for accessible, compassionate care, comes amid stark evidence that the burden of excess weight is deeply unequal and linked to longstanding structural inequities.

New data from both the Centers for Disease Control and Prevention and independent research illustrate that obesity remains widespread in the U.S., with an estimated 107 million adults, roughly 42 percent of the adult population, living with the condition in 2022. Projections suggest that number could exceed 126 million by 2035 if current trends continue. Within that broad picture, racial and ethnic disparities are glaring. Non-Hispanic Black adults and Hispanic adults have some of the highest prevalence rates of obesity of any group, with Black women especially affected.

A federal analysis in 2024, found that nearly half of non-Hispanic Black adults — about 49.9 percent — met the clinical definition of obesity, compared with about 41.4 percent of non-Hispanic White adults and 45.6 percent of Hispanic adults. The rate among Asian adults was markedly lower at 16.1 percent, reinforcing the large differences by race and ethnicity. Disparities also exist within sex and age groups: among women, non-Hispanic Black adults had the highest prevalence of obesity at nearly 58 percent, far outpacing their White and Asian counterparts.

Public health officials describe these patterns as more than mere statistics. “Obesity is a complex disease,” said Ruth Petersen, director of the CDC’s Division of Nutrition, Physical Activity, and Obesity. “There’s a common misconception that obesity is a result of lack of willpower and individual failings … but many factors contribute to obesity, including genes, poor sleep, stress, access to affordable food, safe places to be active, and access to health care.” These determinants, she said, are often concentrated in communities of color and low-income neighborhoods, where healthy foods and recreational infrastructure can be scarce.

The health consequences tied to these disparities extend far beyond body weight. Obesity increases the risk of type 2 diabetes, heart disease, hypertension, liver disease, certain cancers and stroke, conditions that also show higher rates among Black and Hispanic populations. Independent analyses note that Black adults are significantly more likely than White adults to experience related chronic illnesses, further complicating efforts to improve overall health outcomes.

Children in communities of color are also disproportionately affected. National surveys show that Black and Hispanic youth have higher rates of obesity than their White and Asian peers, laying the groundwork for lifelong health challenges. The CDC’s Behavioral Risk Factor Surveillance System reported that non-Hispanic Black students were more likely to have obesity compared to national averages, with particularly pronounced differences among female students.

Advocates for equitable health care point to barriers that compound these disparities. Coverage gaps in insurance, particularly under Medicare and Medicaid, often leave people of color with limited access to approved obesity treatments, including medications and comprehensive lifestyle counseling. Research and policy analysts highlight that Black and Hispanic patients are more likely to be insured through public programs that provide limited or conditional coverage for obesity care, creating systemic disadvantages that translate into worse health outcomes over time.

Community leaders and organizations are mounting responses that combine clinical intervention with structural change. Local initiatives in disadvantaged Black neighborhoods, for example, have seen measurable declines in obesity prevalence when communities lead sustained efforts to improve access to healthy food, safe physical activity spaces and culturally competent care. Such projects suggest that place-based interventions can make a difference when paired with broader policy shifts.

The Obesity Care Week campaign emphasizes that treating obesity requires a multifaceted approach that recognizes social, economic, and cultural context as integral to health outcomes. The initiative’s Commit to Care pledge calls on health systems, policymakers, and the public to expand access to evidence-based care, reduce stigma, and support respectful treatment for people living with obesity.

Experts stress that equity in obesity care is not just a medical imperative but also a matter of social justice. Addressing the disproportionate impact on Black and brown communities, they say, calls for investment in preventive health, broadening insurance coverage for treatment, and tackling the social determinants that shape daily life and health behaviors.

As Obesity Care Week draws attention nationwide, the focus on racial and ethnic disparities underscores a larger public health challenge: ensuring that all Americans, regardless of background or ZIP code, have an equal opportunity to achieve and maintain a healthy weight. The outcomes of this effort will not only reflect advances in medicine and policy but also the nation’s commitment to closing long-standing gaps in health equity.