Evidence / New diagnoses a year

New diagnoses a year, by condition

How many people are newly diagnosed with each health condition each year, each figure with its source and its own words.

94 figures across 86 conditions, last read 7 Nov 2026. Each row opens the figure with its source and its own words.

Acid reflux (GERD) (1)

New (incident) cases of GERD worldwide, 2021324.1 millionDong et al., Global burden of gastroesophageal reflux disease, 1990-2021, with projections to 2040 (GBD 2021), Dis Esophagus 2025 · checked

Acne (1)

Incident cases of acne vulgaris, worldwide, 2019117·4 millionBritish Journal of Dermatology 2022, Magnitude and temporal trend of acne vulgaris burden in 204 countries and territories (GBD 2019) · checked

ADHD (1)

Age-standardised incidence of ADHD worldwide, 202158.67 per 100,000Frontiers in Psychiatry 2025, Comparative analysis of Attention Deficit Hyperactivity Disorder in China and worldwide based on the Global Burden of Disease study · checked

Alopecia areata (1)

Incidence of alopecia areata recorded in UK primary care, adults and children, 2009 to 20180·26 per 1000 person-yearsHarries et al., The epidemiology of alopecia areata: a population-based cohort study in UK primary care, Br J Dermatol 2022 (PubMed 34227101) · checked

ALS (1)

Crude worldwide incidence of ALS1.59 per 100,000 person-yearsJournal of Neurology 2020, Global variation in prevalence and incidence of amyotrophic lateral sclerosis: a systematic review and meta-analysis · checked

Alzheimer's disease (1)

New dementia cases each year, worldwide (Alzheimer disease is the most common form)nearly 10 millionWHO fact sheet, Dementia · checked

Amyloidosis (1)

Diagnosed incidence of AL amyloidosis, modelled 201810 and 51 cases per million populationOrphanet J Rare Dis 2022, Global epidemiology of amyloid light-chain amyloidosis (PubMed 35854312) · checked

Ankylosing spondylitis (2)

New diagnoses of ankylosing spondylitis in UK primary care records, 20170.57 (±0.11)RMD Open 2021, Changes in ankylosing spondylitis incidence, prevalence and time to diagnosis over two decades · checked Age- and sex-adjusted incidence of ankylosing spondylitis in adults, Olmsted County, Minnesota, 1980 to 20093.1 per 100,000Wright et al., Time trends in incidence, clinical features, and cardiovascular disease in ankylosing spondylitis over three decades: a population-based study, Arthritis Care Res 2015 · checked

Anxiety (1)

New cases of anxiety disorders worldwide, 201945.82 millionEpidemiology and Psychiatric Sciences 2021, Global, regional and national burden of anxiety disorders from 1990 to 2019 (GBD 2019) · checked

Asthma (1)

Incident cases of asthma worldwide, 202137.86 millionMao et al., Global, regional, and national burden of asthma from 1990 to 2021: GBD 2021 (Chinese Medical Journal Pulmonary and Critical Care Medicine 2025), results · checked

Atrial fibrillation (1)

New cases of atrial fibrillation/flutter worldwide, 20214.48 millionGlobal burden and health inequality of atrial fibrillation/atrial flutter from 1990 to 2021 (GBD 2021) · checked

Back pain (1)

New incident cases of low back pain worldwide, 2021266.9 millionLi et al., Global burden of low back pain and its attributable risk factors from 1990 to 2021: GBD 2021 (Frontiers in Public Health 2024), abstract · checked

Bipolar disorder (1)

New cases of bipolar disorder among people aged 15 to 49 worldwide, 20211.63 millionHealth Science Reports 2026, Comparative Analysis of the Burden of Bipolar Disorder Among Individuals Aged 15-49 Years in China and Globally, 1990-2021 (GBD 2021) · checked

Bladder cancer (1)

New cases of bladder cancer worldwide, 2024635 264IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Breast cancer (1)

Women diagnosed with breast cancer in a year, worldwide2.4 millionWHO fact sheet, Breast cancer · checked

Celiac disease (2)

Pooled incidence of celiac disease in adults, 21st century12.9American Journal of Gastroenterology 2020, Incidence of Celiac Disease Is Increasing Over Time: A Systematic Review and Meta-analysis · checked Pooled incidence of celiac disease in children, 21st century21.3 per 100,000 person-yearsAmerican Journal of Gastroenterology 2020, Incidence of Celiac Disease Is Increasing Over Time: A Systematic Review and Meta-analysis · checked

Chronic kidney disease (1)

New cases of chronic kidney disease worldwide, 202119,935,038BMC Nephrology 2025, Global trends of chronic kidney disease from 1990 to 2021: a systematic analysis for the global burden of disease study 2021 · checked

Chronic pain (1)

Incidence of chronic pain among pain-free US adults, 2019 to 202052.4Nahin et al., Estimated Rates of Incident and Persistent Chronic Pain Among US Adults, 2019-2020, JAMA Netw Open 2023 · checked

Colorectal cancer (1)

New cases of colorectal cancer in a year, worldwide1.9 millionWHO fact sheet, Colorectal cancer · checked

COPD (1)

New cases of COPD worldwide, 202116.90 millionBMC Medicine 2025, Mapping the Global distribution, risk factors, and temporal trends of COPD incidence and mortality (1990-2021): ecological analysis · checked

Coronary heart disease (1)

Incident cases of ischaemic heart disease worldwide, 201710.6 millionGlobal Burden of Ischemic Heart Disease and Attributable Risk Factors, 1990-2017, Clin Epidemiol 2021 · checked

Crohn's disease (1)

New cases of inflammatory bowel disease (Crohn's disease and ulcerative colitis together) worldwide, 2021375140International Journal of Colorectal Disease 2024, Global, regional, and national burden of inflammatory bowel disease, 1990-2021 (GBD 2021) · checked

Cystic fibrosis (1)

New diagnoses of cystic fibrosis in Italy, 2024134 in 2024Italian Cystic Fibrosis Registry (ICFR), Report 2023-2024 (Epidemiologia e Prevenzione 2026), abstract · checked

Depression (1)

New cases of depressive disorders worldwide, 2021357.44 millionBritish Journal of Psychiatry 2025, Global, regional and national burden of depressive disorders and attributable risk factors, from 1990 to 2021 (GBD 2021) · checked

Eating disorders (1)

Age-standardised incidence rate of eating disorders (anorexia and bulimia nervosa) worldwide, 2021124.4 per 100,000Liu et al., Global, regional, and national burdens of eating disorders from 1990 to 2021 and projection to 2035, Front Nutr 2025 · checked

Eczema (1)

New cases of atopic dermatitis worldwide, 202116.0 millionJournal of Allergy and Clinical Immunology: Global 2025, Global trends and modifiable risk factors for atopic dermatitis incidence: Insights from GBD 2021 · checked

Endometrial cancer (1)

New cases of endometrial (corpus uteri) cancer worldwide, 2024434 620IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Endometriosis (1)

New cases of endometriosis worldwide, 20213,447,126Yu et al., Global burden of endometriosis from 1990 to 2021 and projections to 2050: GBD 2021 (Frontiers in Global Women's Health 2025), abstract · checked

Epilepsy (1)

People diagnosed with epilepsy each year, worldwidean estimated 5 millionWHO fact sheet, Epilepsy · checked

Fatty liver disease (1)

New (incident) cases of NAFLD worldwide in 202148.35 millionMao et al., Global burden of NAFLD 1990-2021 and projections to 2035: Results from the GBD study 2021, PLoS One 2025 · checked

Fibromyalgia (1)

Annual incidence of recorded fibromyalgia diagnoses in UK primary care, 2001 to 201333.3Collin et al., Trends in the incidence of chronic fatigue syndrome and fibromyalgia in the UK, 2001-2013: a Clinical Practice Research Datalink study (J R Soc Med 2017), abstract · checked

Gestational diabetes (1)

Live births affected by hyperglycaemia in pregnancy each year, worldwide (IDF Diabetes Atlas 2025)23 millionIDF Diabetes Atlas 11th edition (2025), Frequently asked questions

Glaucoma (1)

Incidence of primary open-angle glaucoma, ages 40 to 79, 202223.46 per 10 000 person-yearsShan et al., Global incidence and risk factors for glaucoma: a systematic review and meta-analysis of prospective studies, J Glob Health 2024 · checked

Gout (1)

New gout cases worldwide, 20219.4 million new casesJin et al., Global burden and trends of gout incidence and prevalence, Chin Med J 2025 (GBD 2021 secondary analysis) · checked

Heart failure (2)

Median annual incidence of heart failure in ESC member countries reporting it3.20 casesShahim et al., Global Public Health Burden of Heart Failure: An Updated Review (Cardiac Failure Review 2023), Incidence section · checked Incidence of heart failure in European countries and the USone to nine cases per 1,000 person-yearsShahim et al., Global Public Health Burden of Heart Failure: An Updated Review (Cardiac Failure Review 2023), Incidence section · checked

Hepatitis B (1)

New hepatitis B infections worldwide each year0.9 millionWHO fact sheet, Hepatitis B (28 July 2026) · checked

Hepatitis C (1)

New hepatitis C virus infections worldwide each yearabout 0.9 millionWHO fact sheet, Hepatitis C (28 July 2026) · checked

High blood pressure (1)

Adults newly diagnosed with hypertension in Canada, 2007/08about 418,000Robitaille et al., Diagnosed hypertension in Canada: incidence, prevalence and associated mortality (CMAJ 2011), abstract · checked

HIV (1)

People who newly acquired HIV worldwide in 20251.2 millionUNAIDS, Global HIV and AIDS statistics fact sheet (2026, data for 2025) · checked

Huntington's disease (1)

Pooled incidence of Huntington's disease, studies 2010 to 20220.48 cases per 100,000 person-yearsMovement Disorders 2022, Prevalence and Incidence of Huntington's Disease: An Updated Systematic Review and Meta-Analysis · checked

Hypothyroidism (1)

Incidence of hypothyroidism in Europe226.2 per 100 000 per yearJournal of Clinical Endocrinology & Metabolism 2014, The incidence and prevalence of thyroid dysfunction in Europe: a meta-analysis · checked

IgA nephropathy (1)

Annual incidence of biopsy-verified IgA nephropathy, all ages, 10 European countries0.76 per 100 000Nephrol Dial Transplant 2023, The incidence and prevalence of IgA nephropathy in Europe (PubMed 37156519) · checked

Irritable bowel syndrome (1)

Median incidence of physician-diagnosed IBS across 19 general population cohorts38.5 per 10 000 person-yearsCreed, Review article: the incidence and risk factors for irritable bowel syndrome in population-based studies (Aliment Pharmacol Ther 2019), abstract · checked

Kidney stones (1)

New (incident) cases of urolithiasis (kidney and urinary stones) worldwide, 2021106 millionGBD 2021 Urolithiasis Collaborators, The global, regional, and national burden of urolithiasis in 204 countries and territories, 2000-2021, EClinicalMedicine 2024 · checked

Leukaemia (1)

New cases of leukaemia worldwide, 2024495 113IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Long COVID (1)

Share of people with COVID-19 who develop post COVID-19 condition (long COVID)6 in every 100WHO fact sheet, Post COVID-19 condition (long COVID) · checked

Lung cancer (1)

New cases of lung cancer in a year, worldwide2.5 millionWHO fact sheet, Lung cancer · checked

Lupus (1)

Newly diagnosed people with systemic lupus erythematosus each year, worldwide0.40 millionAnnals of the Rheumatic Diseases 2023, Global epidemiology of systemic lupus erythematosus (Tian et al.) · checked

Lyme disease (1)

People treated for Lyme disease each year, US (insurance claims estimate)476,000CDC, Lyme disease data and statistics · checked

Lymphoma (3)

New cases of Hodgkin lymphoma worldwide, 202484 495IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked New cases of lymphoma (Hodgkin and non-Hodgkin together) worldwide, 202484 495 ... 562 793IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked New cases of non-Hodgkin lymphoma worldwide, 2024562 793IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Macular degeneration (1)

Pooled annual incidence of early age-related macular degeneration1.59 ... per 100 person-yearsWang et al., Global Incidence, Progression, and Risk Factors of Age-Related Macular Degeneration and Projection of Disease Statistics in 30 Years: A Modeling Study, Gerontology 2022 · checked

ME/CFS (1)

Incidence of diagnosed CFS/ME in Norway, 2008 to 201225.8 per 100,000 person yearsBakken et al., Two age peaks in the incidence of chronic fatigue syndrome/myalgic encephalomyelitis: a population-based registry study from Norway 2008-2012 (BMC Medicine 2014), abstract · checked

Melanoma (1)

New cases of melanoma of the skin worldwide, 2024337 969IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Menopause (1)

Women worldwide entering the menopause transition each yearmore than 47 millionWright et al., The musculoskeletal syndrome of menopause, Climacteric 2024 · checked

Migraine (1)

Incident cases of migraine worldwide, 202190.18 millionThe global and regional burden and trends of migraine from 1990 to 2021: Global Burden of Disease Study 2021 · checked

Multiple myeloma (1)

New cases of multiple myeloma worldwide, 2024196 157IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Multiple sclerosis (1)

Pooled incidence rate of multiple sclerosis across 75 reporting countries2.1 per 100,000 persons/yearMultiple Sclerosis Journal 2020, Rising prevalence of multiple sclerosis worldwide: Insights from the Atlas of MS, third edition · checked

Myasthenia gravis (1)

Pooled incidence of myasthenia gravis (all MG)5.3 per million person-yearsCarr et al., A systematic review of population based epidemiological studies in Myasthenia Gravis, BMC Neurol 2010 · checked

Narcolepsy (1)

Range of published narcolepsy incidence estimatesfrom 0.06 to 6.56 per 100,000 person-yearsWang et al., Heterogeneity in Estimates of Incidence and Prevalence of Narcolepsy: A Systematic Review and Meta-Regression Analysis, Neuroepidemiology 2022 · checked

Obesity (1)

Incidence of obesity among US adults without obesity, 2001 to 201728.1/1000 PYsNielsen et al., Incidence of obesity across adulthood in the United States, 2001-2017: a national prospective analysis (Am J Clin Nutr 2023), abstract · checked

OCD (1)

Mean annual incidence of clinically diagnosed obsessive-compulsive disorder (principal diagnosis) in Taiwan's national health insurance research database, 2000 to 2008, age- and sex-adjusted27.57 per 10(5) inhabitantsHuang et al., Prevalence, incidence, and comorbidity of clinically diagnosed obsessive-compulsive disorder in Taiwan: a national population-based study, Psychiatry Res 2014 (PubMed 25169892) · checked

Osteoarthritis (1)

Age-standardised incidence rate of osteoarthritis, worldwide, 2021535.0BMC Musculoskeletal Disorders 2024, Global, regional and national burden of osteoarthritis in 1990-2021 (GBD 2021) · checked

Ovarian cancer (1)

New cases of ovarian cancer worldwide, 2024330 731IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Pancreatic cancer (1)

New cases of pancreatic cancer worldwide, 2024531 318IARC Global Cancer Observatory, GLOBOCAN 2024 World fact sheet, table Incidence, Mortality and Prevalence by cancer site · checked

Parkinson's disease (1)

People diagnosed with Parkinson's disease each year, USnearly an estimated 90,000Parkinson's Foundation, Parkinson's statistics · checked

PCOS (1)

New cases of polycystic ovary syndrome among women aged 15 to 49 worldwide, 20211,175.07 thousandFrontiers in Public Health 2025, Global burden of polycystic ovary syndrome among women of childbearing age, 1990-2021 (GBD 2021) · checked

Preeclampsia (2)

Deliveries affected by pre-eclampsia worldwide, modelled systematic review estimate4.6%Abalos et al., Global and regional estimates of preeclampsia and eclampsia: a systematic review, Eur J Obstet Gynecol Reprod Biol 2013 · checked New cases of hypertensive disorders of pregnancy worldwide, 201918.08 millionWang et al., Epidemiological trends of maternal hypertensive disorders of pregnancy at the global, regional, and national levels (GBD 2019), BMC Pregnancy Childbirth 2021 · checked

Prostate cancer (1)

New cases of prostate cancer in a year, worldwide1,467,854World Cancer Research Fund, Prostate cancer statistics (GLOBOCAN 2022) · checked

Psoriasis (2)

New cases of psoriasis worldwide, 2021 (GBD 2021)5.1 millionJournal of Investigative Dermatology 2026, Global Burden of Psoriasis from 1990 to 2021 and Potential Factors: A Systematic Analysis (GBD 2021) · checked Age-standardised incidence rate of psoriasis, worldwide, 202162 per 100,000Health Science Reports 2026, The Global Burden and Temporal Trends of Psoriasis, 1990-2021 · checked

Psoriatic arthritis (1)

Pooled incidence of psoriatic arthritis in population-based studies83 every 100,000 PYScotti et al., Prevalence and incidence of psoriatic arthritis: a systematic review and meta-analysis, Semin Arthritis Rheum 2018 · checked

PTSD (1)

Annual incidence of newly diagnosed post-traumatic stress disorder (ICD-10 F43.1) in Korean national health insurance claims, 2011 to 20174.2 to 8.3 per 100,000 populationKim et al., Incidence and Direct Medical Cost of Acute Stress Disorder and Post-traumatic Stress Disorder in Korea, J Korean Med Sci 2021 (PubMed 33975398) · checked

Pulmonary fibrosis (1)

Pooled global incidence of idiopathic pulmonary fibrosis (IPF)5.8Golchin et al., Incidence and prevalence of idiopathic pulmonary fibrosis: a systematic literature review and meta-analysis, BMC Pulm Med 2025 · checked

Rheumatoid arthritis (1)

Incident cases of rheumatoid arthritis in 2019, worldwide1,074,390.80 casesClinical and Experimental Rheumatology 2023, Global, regional and national burden of rheumatoid arthritis 1990 to 2019 (GBD 2019) · checked

Sarcoidosis (2)

Incidence of sarcoidosis, Sweden, 2003 to 201211.5 per 100 000 per yearArkema et al., Sarcoidosis incidence and prevalence: a nationwide register-based assessment in Sweden, Eur Respir J 2016 · checked New sarcoidosis diagnoses among adults in England, 2023 (age- and sex-standardised)7.73Lancet Regional Health Europe 2025, Incidence, prevalence, and mortality of sarcoidosis in England: a population-based study · checked

Schizophrenia (1)

People worldwide with a new (incident) episode of schizophrenia in 2021approximately 1.2 millionGBD 2021 Schizophrenia Collaborators, The Global Burden of Schizophrenia: Findings from the 2021 GBD Study, Schizophr Bull Open 2026 · checked

Sickle cell disease (1)

Babies born with sickle-cell disease in a year, worldwide515 000 new birthsWHO fact sheet, Sickle-cell disease · checked

Sjögren's syndrome (1)

Pooled incidence of primary Sjögren's syndrome6.92 per 100 000 person-yearsQin et al., Epidemiology of primary Sjögren's syndrome: a systematic review and meta-analysis, Ann Rheum Dis 2015 · checked

Sleep apnea (2)

Incidence of recorded obstructive sleep apnoea in England, 201991.04 per 100,000Ali et al., Incidence, Characteristics, and Management Pathways of Obstructive Sleep Apnea in England: A 10-Year Retrospective Cohort Study (CHEST Pulmonary 2025), abstract · checked Annual incidence of obstructive sleep apnoea treated in secondary care, Helsinki and Uusimaa hospital district, 2019564 per 100 000Peuranheimo et al., Increasing incidence and burden of obstructive sleep apnoea in the Finnish population: a cohort study from 2005 to 2019 (Respiratory Medicine 2025), abstract · checked

Stroke (1)

New cases of stroke worldwide, 202111.9 millionWHO fact sheet, Stroke · checked

Systemic sclerosis (scleroderma) (1)

Systemic sclerosis incidence across published studies worldwide (range)0.05 to 4.1 per 100,000 person-yearsBest Pract Res Clin Rheumatol 2026, Systemic sclerosis: a comprehensive systematic review of global epidemiology (PubMed 42185138) · checked

Thyroid cancer (1)

New thyroid cancer cases worldwide, GLOBOCAN 2024959 281IARC Global Cancer Observatory, GLOBOCAN 2024 fact sheet: Thyroid · checked

Tinnitus (1)

Pooled incidence of any tinnitus1164 per 100 000 person-yearsJarach et al., Global Prevalence and Incidence of Tinnitus: A Systematic Review and Meta-analysis, JAMA Neurol 2022 · checked

Type 1 diabetes (1)

New cases of type 1 diabetes diagnosed worldwide, 20210·5 millionGregory et al., Global incidence, prevalence, and mortality of type 1 diabetes in 2021 with projection to 2040, Lancet Diabetes Endocrinol 2022 · checked

Type 2 diabetes (1)

New cases of type 2 diabetes worldwide, 202123.9 millionHuang et al., Global burden and risk factors of type 2 diabetes mellitus from 1990 to 2021, with forecasts to 2050 (Frontiers in Endocrinology 2025), abstract · checked

Ulcerative colitis (1)

Vitiligo (1)

Vitiligo incidence in the general population, most recent years studied (South Korea 2019 to USA 2017)24·7 cases (95% CI 24·3-25·2) per 100 000 person-yearsSystematic review and modelling study estimating the burden of vitiligo (PubMed 38552651) · checked