Eating disorders in women statistics: prevalence, mortality, treatment gap

She was 41, three years into irregular cycles, and she had lost 28 pounds since her last well-woman visit. Her chart listed "successful lifestyle change." When I asked how she was eating, she listed the same breakfast, same lunch, same dinner every day, with no snacks. She had not menstruated in four months. She was not underweight. She met every behavioral criterion for a restrictive eating disorder that I use in practice. The scale had hidden her illness from three prior clinicians, including me, until I stopped treating the weight loss as a victory.

Eating disorders are psychiatric conditions with medical consequences. They are more common in women than men. They often begin in adolescence or early adulthood, and they can persist or re-emerge in pregnancy and midlife. Anorexia nervosa carries one of the highest mortality rates of any psychiatric illness. Most people who meet criteria never receive specialty treatment. Many never receive a diagnosis at all, especially if their body does not match the thin, young stereotype still taught in textbooks.

This article covers lifetime prevalence of the major eating-disorder diagnoses among U.S. women, age of onset, mortality relative to other psychiatric conditions, the treatment gap, illness in pregnancy and perimenopause, economic cost, and the diagnostic bias that misses larger-bodied and older patients. Every figure below comes from a named primary source or peer-reviewed analysis. Where the data are thin, I say so.

Lifetime prevalence in U.S. women

The most widely cited national estimates still come from the National Comorbidity Survey Replication, a face-to-face household survey of 9,282 U.S. adults conducted in 2001-2003. Hudson and colleagues, writing in Biological Psychiatry in 2007, reported lifetime DSM-IV prevalence among women of 0.9% for anorexia nervosa, 1.5% for bulimia nervosa, and 3.5% for binge eating disorder. The corresponding figures for men were 0.3%, 0.5%, and 2.0%. The NIMH continues to present these NCS-R figures as its core adult prevalence statistics for eating disorders.

Those percentages sound small until you convert them into people. Using a rough U.S. adult female population near 130 million, a 0.9% lifetime rate for anorexia alone implies well over a million women who have met criteria at some point. Binge eating disorder, at 3.5%, is the most common of the classic diagnoses among women in this dataset. That still surprises clinicians trained to see eating disorders as rare and primarily restrictive.

A broader picture comes from the 2020 Deloitte Access Economics analysis commissioned by Harvard's Strategic Training Initiative for the Prevention of Eating Disorders (STRIPED) and the Academy for Eating Disorders. That report estimated overall lifetime prevalence of eating disorders at 8.60% among females and 4.07% among males in the United States, with other specified feeding or eating disorder (OSFED) contributing a large share. One-year prevalence among females was estimated at 2.62% (about 4.39 million cases) in fiscal year 2018-19. The Deloitte figures include categories that Hudson's NCS-R paper treated more narrowly, which is why the lifetime total sits higher than Hudson's three diagnoses alone.

Prevalence is not destiny. Many women recover; many others cycle through remission and relapse. The NCS-R also found high comorbidity with mood, anxiety, impulse-control, and substance use disorders, which complicates screening and treatment. For related numbers on sex differences in mood and anxiety disorders, see our women's mental health statistics.

Age of onset

Onset is concentrated in late adolescence and early adulthood, but it is not confined there. According to NIMH's presentation of NCS-R diagnostic interview data, median age of onset was 18 years for both anorexia nervosa and bulimia nervosa, and 21 years for binge eating disorder. Hudson and colleagues reported medians in the 18-to-21 range, with a shorter window of peak risk for anorexia than for bulimia or binge eating disorder.

Those medians hide important tails. Some girls develop symptoms before high school. Some women do not develop a full syndrome until the 30s or later. Binge eating disorder in particular has a wider onset distribution, and clinical practice routinely sees first presentations in midlife. The stereotype that eating disorders are a "teenager problem" is useful for school screening and harmful for everyone else.

Age of onset also shapes physical risk. Restrictive eating during peak bone accrual years can leave a permanent mark on bone density. Amenorrhea from energy deficit is a clinical red flag, not a lifestyle side effect. Women tracking irregular or missing cycles can use tools such as our period calculator or cycle length tool, but persistent absence of menses with weight loss or extreme food rules needs medical evaluation, not cycle math alone.

Mortality compared with other psychiatric conditions

Anorexia nervosa is often described as having the highest mortality rate of any psychiatric disorder. The careful phrasing is that it has one of the highest, and among eating disorders it is the most lethal. In 2011, Arcelus and colleagues published a meta-analysis of 36 studies in Archives of General Psychiatry (now JAMA Psychiatry). Weighted mortality rates were 5.1 deaths per 1,000 person-years for anorexia nervosa, 1.7 for bulimia nervosa, and 3.3 for eating disorder not otherwise specified. Standardized mortality ratios (SMRs), deaths relative to age- and sex-matched expectations, were 5.86 for anorexia, 1.93 for bulimia, and 1.92 for EDNOS.

An SMR of 5.86 means people with anorexia in those studies died at nearly six times the expected rate. The same meta-analysis found that one in five individuals with anorexia who died had died by suicide. That detail matters for systems that treat medical complications apart from psychiatric risk. Cardiac and electrolyte complications from starvation account for many deaths; suicide accounts for a large minority. Both need active management.

When the Deloitte/STRIPED report applied published SMRs to U.S. prevalence estimates, it associated approximately 10,200 deaths with eating disorders in fiscal year 2018-19 (modeled range about 5,500 to 22,000). Death certificates often list a proximal cause such as cardiac arrest rather than the underlying eating disorder, so surveillance undercounts. The data are stronger on relative risk than on absolute national death counts.

The treatment access gap

Prevalence without treatment access is a public-health failure dressed up as individual willpower. Hudson and colleagues concluded that although most people with past-year bulimia or binge eating disorder reported some role impairment, only a minority of cases had ever sought treatment. A 2017 review by Kazdin, Fitzsimmons-Craft, and Wilfley, drawing on NCS-R data, reported that only 16% of individuals with bulimia nervosa and 29% of those with binge eating disorder had received treatment for emotional problems in the past 12 months. They also noted that less than 20% of college students with eating disorders report receiving treatment, and that few people with an eating disorder receive care specifically for the eating disorder even when they use other health services.

Specialty capacity is part of the problem. Evidence-based outpatient therapies such as enhanced cognitive behavioral therapy and family-based treatment for adolescents exist and help many patients. They are unevenly distributed, often poorly reimbursed, and scarce outside major metro areas. Residential and partial-hospital programs can be lifesaving for medically unstable patients and financially catastrophic for families. Insurance rules that require a patient to "fail outpatient first" or fall below an arbitrary BMI threshold push care later, when illness is harder and more expensive to treat.

Stigma and self-blame close the rest of the gap. Patients tell me they did not seek help because they believed they were not "sick enough," or because a prior clinician praised their weight loss. Women of color and publicly insured youth face additional barriers, with lower diagnosis and treatment rates than white peers with similar symptoms in several analyses. The treatment gap is not one number. It is a stack of delays from first symptom to first evidence-based session.

Pregnancy and perimenopause

Eating disorders sit squarely in reproductive medicine, even when they are coded as psychiatric. In a 2013 study of 739 women attending a first routine antenatal scan, Easter and colleagues found that 7.5% met diagnostic criteria for an eating disorder during early pregnancy, compared with a retrospective pre-pregnancy prevalence of 9.2%. About 23.4% reported high weight and shape concern during pregnancy; 8.8% endorsed binge eating, and 2.3% reported regular compensatory behaviors. Those rates are high enough that "rare in obstetrics" is no longer a defensible clinical stance.

Pregnancy can reduce some behaviors and intensify others. Some women with a history of restriction eat more consistently "for the baby" while remaining cognitively ill. Others see binge eating or purging return under body-change stress. Active or past eating disorders are linked in observational research to inadequate gestational weight gain, small-for-gestational-age infants, preterm birth, and postpartum mood symptoms. Screening questions about food rules, compensatory behaviors, and body-shape distress belong in prenatal intake alongside depression screens. For related maternal numbers, see our postpartum depression statistics.

Midlife is the other under-screened window. Perimenopause brings weight redistribution, sleep disruption, and mood lability, any of which can reactivate body-image distress and restrictive or binge patterns. The Gender and Body Image (GABI) study surveyed 1,849 U.S. women ages 50 and older and found that eating-disorder symptoms, dieting, body checking, and weight and shape concerns were widely endorsed (Gagne et al., International Journal of Eating Disorders, 2012). Later summaries of that work commonly report that about 13% of participants had at least one core current eating-disorder symptom. Full-syndrome rates in midlife community samples are lower, often in the low single digits, but symptom burden is high enough that "too old for an eating disorder" is a diagnostic error. Women navigating hormonal transition may find context in our guide to perimenopause symptoms; food and body distress in that phase still need their own clinical attention.

Economic cost

The U.S. economic case for earlier detection is not subtle. Streatfeild and colleagues, publishing the peer-reviewed Deloitte analysis in the International Journal of Eating Disorders in 2021, estimated total economic costs of $64.7 billion (95% CI $63.5-$66.0 billion) for fiscal year 2018-19, or $11,808 per affected person. OSFED accounted for about 35% of costs, followed by binge eating disorder (30%), bulimia nervosa (18%), and anorexia nervosa (17%). Reduced wellbeing was valued separately at $326.5 billion.

The full Deloitte report breaks the financial total into components. Productivity losses made up 75.2% ($48.6 billion). Informal care contributed 10.4% ($6.7 billion). Efficiency losses related to taxation and transfers were 7.4% ($4.8 billion). Direct health system costs were only 7.0% ($4.6 billion). The expensive part of untreated illness is not the therapy session. It is years of lost work, caregiving strain, and medical complications after delayed care.

Individuals and families bore a large share of financial costs. Government and employers carried most of the rest. Framing eating-disorder treatment as a narrow specialty budget item misses the productivity math. Early outpatient care is cheaper than emergency medical stabilization later, and less deadly.

Diagnostic bias: who gets missed

The clinical stereotype of eating disorders (young, thin, white, female) is a filter that systematically misses people. Larger-bodied patients are a clear example. In a cross-sectional study of young adults ages 18 to 24, Nagata and colleagues found disordered eating behaviors in 29.3% of women with overweight or obesity compared with 15.8% of women who were underweight or normal weight. A 2023 AMA Journal of Ethics article reviewing that literature reports that women in the higher-weight group were about half as likely to receive a clinical eating-disorder diagnosis (2.6% versus 4.9%), and that diagnoses can be delayed by an average of about nine months among patients with a history of overweight or obesity.

Atypical anorexia nervosa (all criteria for anorexia except low body weight) is not a mild variant. A 2021 systematic review by Harrop and colleagues found that atypical anorexia is often as common as or more common than underweight anorexia in community samples, yet patients with atypical presentations are less frequently referred and admitted to specialty care, particularly in the United States. Medical instability, including bradycardia, electrolyte abnormalities, and amenorrhea, can occur without a low BMI. Clinicians who wait for emaciation wait too long.

Older patients face a different bias: age. When a 55-year-old restricts calories aggressively after menopause-related weight gain, the chart often says "dieting" rather than "restrictive eating disorder." When a 60-year-old binges nightly, the chart may say "poor lifestyle habits" rather than binge eating disorder. Gagne's GABI sample showed high rates of body checking and shape concern after 50. Full diagnostic interviews remain underused in this age group. Primary care and gynecology visits are often the only clinical contact these patients have.

Weight stigma among clinicians compounds both problems. Surveys summarized in the AMA Journal of Ethics piece report high rates of weight bias among medical students and frequent patient reports of stigma from doctors. Bias does not always look like cruelty. Sometimes it looks like congratulating rapid weight loss without asking how it was achieved.

Medical consequences of restrictive eating also overlap with other women's health conditions. Energy deficit can contribute to iron deficiency, bone loss, and hypothalamic amenorrhea. When labs show anemia in a woman with a restrictive pattern, treat the deficiency and the eating disorder, not only the ferritin. Background numbers appear in our iron deficiency anemia statistics.

Frequently asked questions about eating disorders in women

How common are eating disorders in U.S. women?

In the National Comorbidity Survey Replication, lifetime prevalence among women was about 0.9% for anorexia nervosa, 1.5% for bulimia nervosa, and 3.5% for binge eating disorder (Hudson et al., 2007). Broader models that include OSFED estimate lifetime prevalence near 8.6% among U.S. females (Deloitte/STRIPED, 2020). One-year prevalence among females was estimated at about 2.6% in fiscal year 2018-19.

What is the mortality rate of anorexia nervosa?

A 2011 meta-analysis of 36 studies found a standardized mortality ratio of 5.86 for anorexia nervosa (nearly six times the expected death rate in the general population) and a weighted mortality rate of 5.1 deaths per 1,000 person-years (Arcelus et al.). About one in five deaths among people with anorexia in that analysis was by suicide. Bulimia and EDNOS also showed elevated mortality, with SMRs near 1.9.

At what age do eating disorders usually start?

Median age of onset is about 18 years for anorexia nervosa and bulimia nervosa and about 21 years for binge eating disorder, according to NIMH summaries of NCS-R interview data. Onset can occur earlier in adolescence or later in adulthood. Midlife onset and recurrence, including around perimenopause, are documented and often under-recognized in clinical practice.

How many people with eating disorders get treatment?

Only a minority ever receive specialty care. Analyses of NCS-R data summarized by Kazdin and colleagues found that 16% of people with bulimia and 29% with binge eating disorder received treatment for emotional problems in the prior year, and less than 20% of college students with eating disorders report receiving treatment. Barriers include cost and provider shortages. Stigma and diagnostic thresholds that exclude higher-weight patients close more of the gap.

Can eating disorders occur during pregnancy?

Yes. Easter and colleagues found that 7.5% of women in an antenatal sample met diagnostic criteria for an eating disorder in early pregnancy, with 9.2% meeting criteria in the months before pregnancy. High weight and shape concern, binge eating, and compensatory behaviors all appear in pregnancy samples. Screening should be part of prenatal care, not reserved for underweight patients.

Why do larger-bodied and older women get missed?

Clinicians still over-rely on low BMI and young age as screening cues. Nagata et al. found higher disordered-eating rates but lower diagnosis rates among young women with overweight or obesity. Atypical anorexia can be medically severe without low weight. Midlife surveys such as GABI show substantial symptom burden after age 50. Weight stigma and "healthy aging" narratives both delay care.

If you or someone you care for is struggling with an eating disorder, confidential support is available. Contact the National Association of Anorexia Nervosa and Associated Disorders (ANAD) helpline at 1-888-375-7767, or call or text 988 for the Suicide and Crisis Lifeline. For medical emergencies, go to the nearest emergency department.