What Is Health at Every Size (HAES)? A Weight-Neutral Approach to Health

If you've ever been told by a doctor that your body was the problem — before they asked how you were sleeping, what was stressing you out, or whether you were eating enough — you already understand something about why Health at Every Size exists.

Health at Every Size, commonly known as HAES, is a weight-neutral, evidence-informed framework that centers health behaviors, body trust, and equitable care. It holds that people in all bodies deserve thorough, respectful medical and nutritional support — and that the way we actually support health is by tending to how we eat, how we move, how we rest, and how we feel, not by targeting a number on a scale.

Here's what that means in practice.

What HAES Is, and What It Isn't

HAES is frequently misunderstood, so it's worth being clear.

HAES does not claim:

• That all bodies are equally healthy

• That health is something everyone can or should achieve

• That genetics, environment, and social determinants don't matter

• That people should stop caring about their wellbeing

HAES does claim:

• That body weight is a poor proxy for health, because the factors that most powerfully shape health outcomes — access to care, chronic stress, sleep, social connection, genetics, and lived experience — have far more to do with how we feel than what we weigh

• That weight stigma, the bias, shame, and discrimination directed at people based on body size, causes measurable harm to health independent of any other factor

• That health-supporting behaviors — eating adequately and with pleasure, moving in ways that feel good, getting care, managing stress — are available to people in all bodies and are far more meaningful than any target weight

• That every person deserves dignity and thoroughness in health care settings, full stop

HAES is not a claim that health doesn't matter. It's a commitment to pursuing health in ways that are grounded in evidence, equity, and respect for the whole person.

The 5 Principles of HAES

The HAES framework, developed and maintained by the Association for Size Diversity and Health (ASDAH), is built around five core principles.

1. Weight Inclusivity

Accept and respect the inherent diversity of body shapes and sizes, and reject the idea that any particular weight or silhouette is the standard of health or normalcy. Bodies exist across a wide, natural range — and that range is worthy of care.

2. Health Enhancement

Support access to information, resources, and practices that genuinely improve wellbeing, while recognizing that health is shaped by many factors beyond individual behavior, including economic circumstances, systemic racism, access to care, and environment. Health is not a moral obligation, and it is not equally accessible to everyone.

3. Respectful Care

Acknowledge the presence of weight bias in health care and work actively to dismantle it. This means treating every patient with the same thoroughness and dignity, taking every concern seriously, and understanding that body size is not a diagnosis.

4. Eating for Wellbeing

Promote flexible, individualized eating guided by hunger, satisfaction, nutritional needs, and pleasure — eating that nourishes and sustains, not eating governed by rules, restriction, or fear. This principle aligns closely with the Intuitive Eating framework.

5. Life-Enhancing Movement

Support physical activity that is enjoyable, accessible, and chosen freely. Movement that feels good and is sustainable is far more health-supporting than movement driven by obligation, guilt, or the goal of changing your body's shape.

Is HAES Evidence-Based?

Yes. This is one of the most common misconceptions about the framework.

A growing body of research supports HAES principles. Studies have found that HAES-based approaches are associated with:

• Reductions in disordered eating behaviors

• Improved body image and self-esteem

• Better long-term adherence to health-supporting behaviors

• Reductions in depression and anxiety related to body image

• Increased access to care among people who had previously avoided medical settings due to fear of stigma

The research also consistently shows that weight stigma in health care settings causes people to delay or avoid treatment, experience higher rates of anxiety and depression, and trust their providers less. A framework that removes stigma from the room isn't just kinder — it produces better health outcomes.

What HAES Looks Like in a Dietitian's Office

A HAES-aligned dietitian approaches nutrition care differently than a conventional one.

Your sessions won't revolve around your body as a problem to be solved. They'll revolve around understanding your hunger and fullness cues, learning to trust your body again, finding ways of eating that genuinely feel good, and addressing whatever relationship you have with food that's keeping you from feeling well.

Practically, a HAES-aligned dietitian:

• Centers your health behaviors, not your body size

• Helps you reconnect with hunger, fullness, and satisfaction as guides for eating

• Takes a non-diet approach, meaning food becomes something to be experienced and enjoyed, not tracked or restricted

• Addresses the physical, emotional, and behavioral dimensions of your relationship with food

• Partners with you rather than prescribing to you

• Meets you where you are, without judgment

For people with eating disorders or a history of disordered eating, this framework is especially significant. Eating disorders often involve deep, painful disconnection from the body — from its hunger signals, its needs, its cues. Recovery is about rebuilding that connection. It's about eating enough. It's about letting your body do what it's trying to do. A HAES-aligned dietitian supports that process, working to restore your relationship with food and your trust in your own body, rather than layering more rules on top of the ones that are already causing harm.

Why HAES Matters Beyond the Dietitian's Office

Weight stigma isn't just a problem in health care settings, it's embedded in how our culture talks about bodies, food, and health. It shows up in casual comments, in "before and after" narratives, in the moral language around eating ("I was so bad today"), and in the way certain bodies are treated as aspirational and others as cautionary.

HAES is a framework for pushing back against all of that — not just in a clinical setting, but in the way you understand yourself and care for yourself day to day.

That work is genuinely hard. It runs counter to a lot of what most of us have been taught about bodies and food. But it's also deeply freeing, because it opens the door to caring for yourself in ways that are rooted in respect rather than punishment, in nourishment rather than control.

Working with a HAES-Aligned Dietitian

If you're looking for nutrition support that treats your body as worthy of care exactly as it is, and that approaches your health from a place of curiosity, not judgment, a HAES-aligned provider is where to start. When you're interviewing dietitians, it's worth asking directly: Do you take a weight-neutral approach? Do you use HAES principles in your practice? Those questions will tell you a lot.

I'm Alexa Nichols, MS, RD, CDN, a registered dietitian whose practice is grounded in Health at Every Size, Intuitive Eating, and genuine respect for every person I work with. I specialize in eating disorder recovery and disordered eating, and I see clients in New York, New Jersey, Connecticut, Arizona, California, Colorado, Michigan, and Virginia.

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Have questions about what weight-neutral nutrition support would look like for you? Reach out at info@alexard.com — I'd love to talk it through.

About the author: Alexa Nichols, MS, RD, CDN is a Registered Dietitian specializing in eating disorder recovery, intuitive eating, and HAES-aligned nutrition counseling. Based in Jersey City, NJ, she sees clients across New York, New Jersey, Connecticut, Arizona, California, Colorado, Michigan, and Virginia.