Diseases and conditions
Find information, tools and facts about symptoms, risks and how to prevent, treat and manage human diseases and illnesses.
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Disease/Condition Name | Sub-category |
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Fungal meningitis | Fungal infection affecting brain and spinal cord |
Respiratory infectious diseases (such as flu, COVID-19, RSV) | Respiratory viruses |
Respiratory syncytial virus (RSV) | Respiratory diseases |
Mpox (monkeypox) | Zoonotic (animals) |
Acoustic neuroma (auditory canal tumour) | Ear diseases |
Acute flaccid myelitis | Neurological condition |
Acute flaccid paralysis | Other |
Acute severe hepatitis in children | Liver diseases |
Acute respiratory diseases (Adenovirus) | Respiratory diseases |
Adjustment disorder | Mental illnesses |
African trypanosomiasis (sleeping sickness) | Zoonotic (tsetse fly) |
Alcohol use disorder (addiction, dependence) | Mental illnesses |
Allergies (airborne) | Allergies and intolerances (respiratory) |
Allergies (dermatitis) | Allergies and intolerances (skin) |
Allergies (latex) | Allergies and intolerances (skin, respiratory) |
Allergies and intolerances (foodborne) | Allergies and intolerances (food, digestive) |
ALS (amyotrophic lateral sclerosis, Lou Gehrig's disease) | Musculoskeletal conditions |
Angina | Heart and circulation conditions |
Ankylosing spondylitis | Musculoskeletal conditions (joint) |
Anthrax | Zoonotic (farm animals) |
Anxiety disorders | Mental illnesses |
Arthritis (rheumatoid, systemic lupus erythematosus, gout, juvenile or childhood) | Musculoskeletal conditions (joint) |
Atrial fibrillation | Heart and circulation conditions |
Asbestosis | Respiratory diseases |
Asthma | Respiratory diseases |
Athlete's foot (tinea pedis) | Skin infections |
Autism spectrum disorder | Learning disabilities (developmental disorders) |
Avian influenza (H5N1 bird flu) | Respiratory diseases, zoonotic (birds) |
Avian influenza A(H7N9, bird flu) | Respiratory diseases, zoonotic (birds) |
Bacterial vaginosis | Urogenital infections |
Beryllium disease | Respiratory diseases |
Bipolar disorder (manic-depression) | Mental illnesses |
Blastomycosis | Respiratory diseases |
Bone cancer (osteosarcoma, chondrosarcoma, ewing sarcomas) | Cancers |
Botulism | Food- and water-borne illnesses (food poisoning) |
Breast cancer | Cancers |
Brucellosis (undulant fever) | Food- and water-borne illnesses (food poisoning) |
Bunions (hallux valgus) | Feet diseases and conditions |
Bursitis | Musculoskeletal conditions |
C. difficile (Clostridium difficile) | Gastrointestinal (enteric) diseases |
Camploybacteriosis (Campylobacter) | Food- and water-borne illnesses (food poisoning) |
Cancer | Cancers |
Cardiovascular diseases | Heart and circulation conditions |
Carpal tunnel syndrome (hand paresthesia and weakness) | Musculoskeletal conditions (hand) |
Cataracts | Eye diseases |
Cavities | Oral diseases (dental) |
Celiac disease (gluten-intolerance) | Allergies and intolerances (food, digestive) |
Cervical cancer | Cancers |
Chagas disease (American trypanosomiasis) | Zoonotic (triatomine bugs) |
Chickenpox (Varicella zoster virus) | Respiratory diseases (vaccine-preventable) |
Chikungunya | Zoonotic (mosquito-borne) |
Chlamydia | Sexually transmitted infections |
Cholera | Food- and water-borne illnesses (food poisoning)(vaccine-preventable) |
Chronic diseases and conditions | Other |
Chronic obstructive pulmonary disease (COPD) | Respiratory diseases |
Chronic fatigue syndrome (Myalgic Encephalomyelitis) Archived | Neurological diseases |
Ciguatera | Food- and water-borne illnesses (food poisoning) |
Clostridium perfringens | Food- and water-borne illnesses (food poisoning) |
Colorado tick fever virus | Zoonotic (tick-borne) |
Colorectal cancer | Cancers |
Community-Acquired Methicillin-Resistant Staphylococcus aureus (CA-MRSA) | Skin infections |
Concussion | Brain injuries |
Coronavirus infection | Respiratory diseases |
Creutzfeldt-Jakob Disease (variant CJD, prion disease) | Neurological diseases |
Cronobacter (Enterobacter sakazakii) | Food- and water-borne illnesses (food poisoning) |
Cryptococcocus | Zoonotic (animals) |
Cryptosporidiosis (Cryptosporidium) | Food- and water-borne illnesses (food poisoning) |
Cyclospora | Food- and water-borne illnesses (food poisoning) |
Cytomegalovirus | Other |
De Quervain's disease | Musculoskeletal conditions (hand) |
Dementia | Neurological disease, mental illnesses |
Dengue fever | Haemorrhagic fever, zoonotic (mosquito-borne) |
Depression | Mental illnesses |
Dermatitis (irritant contact, eczema) | Skin infections |
Diabetes (type 1) | Metabolic disorders |
Diabetes (type 2) | Metabolic disorders |
Diphtheria | Respiratory diseases (vaccine-preventable) |
Dupuytren's contracture | Musculoskeletal conditions (hand) |
E. coli (Escherichia coli) infection | Food- and water-borne illnesses (food poisoning) |
Eating disorders (such as anorexia and bulimia) | Mental illnesses |
Ebola virus disease (EVD) | Haemorrhagic fever |
Echovirus | Other |
Emerging respiratory diseases | Respiratory diseases |
Epilepsy | Neurological diseases |
Farmer's lung (hypersensitivity pneumonitis) | Allergies and intolerances (respiratory) |
Fatigue | Other |
Fetal alcohol spectrum disorder (FASD) | Other |
Fibromyalgia syndrome (FMS) | Neurological diseases |
Flat foot (feet, Pes Planus) | Musculoskeletal conditions (feet) |
Flu (influenza) | Respiratory diseases (vaccine-preventable) |
Foodborne diseases (food poisoning) | Food- and water-borne illnesses (food poisoning) |
Foot diseases and conditions (such as Athlete's foot, plantar warts and bunions) | Musculoskeletal conditions (feet) |
Frostbites | Weather related injuries |
Ganglion cyst | Musculoskeletal conditions |
Gastroesophageal reflux disease (Esophagitis) | Digestive diseases |
Genital herpes | Sexually transmitted infections |
Giardia infection (giardiasis) | Food- and water-borne illnesses (food poisoning) |
Glaucoma | Eye diseases |
Gonorrhea | Sexually transmitted infections |
Gum diseases (such as gingivitis and periodontal disease) | Oral diseases (dental) |
Group A streptococcus diseases | Bacterial infection |
Haemophilus influenzae (type b and non-b) | Respiratory diseases (vaccine-preventable) |
Hantavirus | Zoonotic (animals) |
Hearing loss | Ear diseases |
Heart attack | Heart and circulation conditions |
Heart diseases | Heart and circulation conditions |
Heart valve disorders | Heart and circulation conditions |
Hepatitis | Liver diseases |
Hepatitis A | Food- and water-borne illnesses (food poisoning)/Liver diseases (vaccine-preventable) |
Hepatitis B | Liver diseases, Sexually transmitted infections (vaccine-preventable) |
Hepatitis C | Liver diseases, Sexually transmitted infections |
Hepatitis D | Liver diseases |
Hepatitis E | Food- and water-borne illnesses (food poisoning)/Liver diseases |
Hepatitis G | Liver diseases |
High cholesterol | Heart and circulation conditions |
Histoplasmosis | Respiratory diseases |
HIV and AIDS (human immunodeficiency virus, acquired immune deficiency syndrome) | Sexually transmitted infections |
Human influenza A(H1N2)v with swine origin | Respiratory diseases |
Human Papillomavirus (HPV) | Sexually transmitted infections (vaccine-preventable) |
Hypertension - see High blood pressure | Heart and circulation conditions |
Hypothenar hammer syndrome | Musculoskeletal conditions (hand) |
Hypothermia | Weather related injuries |
Inflammatory bowel disease (IBD) | Digestive diseases |
Internal derangement knee | Musculoskeletal conditions (joint) |
Invasive meningococcal disease (meningitis) | (vaccine-preventable) |
Invasive pneumococcal disease | Respiratory diseases (vaccine-preventable) |
Japanese encephalitis | Zoonotic (mosquito-borne)(vaccine-preventable) |
Lassa fever | Haemorrhagic fever |
Learning disabilities (such as dyslexia and dysgraphia) | Learning disabilities (developmental disorders) |
Leg length inequality (anisomelia) | Musculoskeletal conditions |
Legionnaires' disease and Pontiac fever (Legionellosis) | Respiratory diseases |
Leishmaniasis | Zoonotic (sand flies) |
Leprosy | Skin infections |
Leptospirosis | Zoonotic (animals) |
Listeriosis (Listeria) | Food- and water-borne illnesses (food poisoning) |
Lung cancer | Cancers (respiratory) |
Lyme disease | Zoonotic (tick-borne) |
Lymphocytic choriomeningitis virus (LCMV) | Zoonotic (animals) |
Lymphogranuloma venereum (LGV) | Sexually transmitted infections |
Macular degeneration | Eye diseases |
Malaria | Zoonotic (mosquito-borne) |
Marburg virus disease | Haemorrhagic fever, zoonotic (animals) |
Measles | Respiratory diseases (vaccine-preventable) |
Mental illnesses | Mental illnesses |
Middle East respiratory syndrome (MERS) | Respiratory diseases |
Multiple sclerosis (MS, disseminated sclerosis, encephalomyelitis disseminata) | Neurological diseases |
Mumps | (vaccine-preventable) |
Musculoskeletal disorders | Musculoskeletal conditions |
Neurological conditions (paralysis, seizures, epilepsy) | Neurological diseases |
Nipah Virus | Respiratory diseases, zoonotic (fruit bats) |
Non-polio enterovirus (such as coxsackievirus and D-68) | Other |
Non-Tuberculous Mycobacterium | Other |
Noroviruses (gastroenteritis, stomach flu) | Gastrointestinal (enteric) diseases |
Coronavirus disease (COVID-19) | Respiratory diseases |
Obesity | Metabolic disorders |
Oral cancer | Oral diseases(dental) |
Osteoporosis | Musculoskeletal conditions (bone) |
Otosclerosis (temporal bone overgrowth) | Ear diseases |
Paget's disease of bone (osteitis deformans) | Musculoskeletal conditions (bone) |
Pancreatitis (pancreas inflammation) | Digestive diseases |
Pandemic flu | Respiratory diseases |
Parainfluenza virus | Respiratory diseases |
Parkinsonism, Parkinson's Disease (PD) | Neurological diseases |
Pelvic inflammatory disease | Urogenital infections |
Peptic ulcer (duodenal, gastric or stomach ulcer) | Other |
Personality disorders | Mental illnesses |
Pilonidal disease | Other |
Plague | Zoonotic (animals)(vaccine-preventable) |
Plica syndrome (knee joint fold) | Musculoskeletal conditions (joint) |
Polio (Poliomyelitis) | Food- and water-borne illnesses (vaccine-preventable) |
Post-traumatic stress disorder (PTSD) | Mental illnesses |
Powassan virus disease | Zoonotic (tick-borne) |
Prion diseases | Prion diseases |
Proctitis | Sexually transmitted infections |
Prostate cancer | Cancers |
Psittacosis | Zoonotic (birds) |
Psoriasis | Skin infections |
Pubic lice and scabies (ectoparasitic infestations) | Sexually transmitted infections |
Q Fever | Zoonotic (animals) |
Rabies | Zoonotic (animals)(vaccine-preventable) |
Raynaud's phenomenon | Heart and circulation conditions |
Retinopathy | Eye diseases |
Rhinovirus (rhinitis, common cold) | Respiratory diseases |
Rift Valley Fever | Zoonotic (mosquito-borne) |
Ringworm (Dermatophytosis) | Skin infections |
Rocky Mountain Spotted Fever | Zoonotic (tick-borne) |
Rotator cuff disease | Musculoskeletal conditions (joint) |
Rotavirus (infants diarrhea, gastroenteritis) | Gastrointestinal (enteric) diseases (vaccine-preventable) |
Rubella (German measles) | Respiratory diseases (vaccine-preventable) |
Runner's heel (Plantar fasciltis) | Musculoskeletal conditions (feet) |
Salmonellosis (Salmonella) | Food- and water-borne illnesses (food poisoning) |
Sarcoidosis | Respiratory diseases |
SARS (Severe acute respiratory syndrome) | Respiratory diseases |
Scarlet fever (scarlatina) | Other |
Schizophrenia | Mental illnesses |
Scombroid poisoning | Food- and water-borne illnesses (food poisoning) |
Seoul virus | Zoonotic (animals) |
Sexually transmitted infections (for travellers) | Sexually transmitted infections |
Severe lung illness related to vaping | Respiratory diseases |
Shellfish poisoning (paralytic amnesic and diarrhetic) | Food- and water-borne illnesses (food poisoning) |
Shigellosis (Shigella) | Food- and water-borne illnesses (food poisoning) |
Shingles (herpes-varicella zoster) | Skin infections (vaccine-preventable) |
Simian foamy virus | Zoonotic (animals) |
Skin cancer (melanoma and non-melanoma) | Cancers |
Sleep apnea | Respiratory diseases |
Smallpox (eradicated) | Respiratory diseases (vaccine-preventable) |
Spondylolisthesis and spondylolysis (vertebra displacement) | Musculoskeletal conditions |
Staph (Methicillin-Resistant Staphylococcus aureus) | Skin infections |
Strep throat (Streptococcus pyogenes, group A) | Other |
Stroke | Heart and circulation conditions |
Substance use disorders (drug addictions and dependence) | Mental illnesses |
Sunburn | Weather related injuries |
Syphilis | Sexually transmitted infections |
Tendon disorders (tendonitis, tendinitis, tenosynovitis) | Musculoskeletal conditions (joint) |
Tennis or golfer's elbow (Epicondylitis) | Musculoskeletal conditions (joint) |
Tetanus | (vaccine-preventable) |
Thyroid cancer | Cancers |
Tick-borne encephalitis | Zoonotic (tick-borne)(vaccine-preventable) |
Tinnitus (ringing in ear) | Ear diseases |
Toxoplasmosis | Zoonotic (cats) |
Travellers' diarrhea | Food- and water-borne illnesses (food poisoning) |
Trichinellosis | Food- and water-borne illnesses |
Trichomoniasis | Sexually transmitted infections |
Tuberculosis (TB, MTB, tubercle bacillus) | Respiratory diseases (vaccine-preventable) |
Tularemia | Zoonotic (animals) |
Typhoid fever (Salmonella typhi) | Food- and water-borne illnesses (vaccine-preventable) |
Urethritis | Urogenital infections (sexually transmitted infections) |
Vaccinia virus (poxvirus) | Skin infections |
Vaginal yeast infection (Vulvovaginal candidiasis) | Urogenital infections |
Valley fever (Coccidioidomycosis) | Other |
Varicose veins and superficial thrombophlebitis | Heart and circulation conditions |
Venezuelan equine encephalitis virus (arbovirus) | Zoonotic (mosquito-borne) |
Vertigo (movement (sea) sickness, vertiginous disorders) | Ear diseases |
Vesiculovirus (Vesicular Stomatitis Virus) | Zoonotic (sand flies, animals) |
Vibrios (V. parahaemolyticus, V. vulnificus, V. alginolyticus) | Food- and water-borne illnesses (food poisoning) |
Viral haemorrhagic fever | Haemorrhagic fever |
Vision disabilities | Eye diseases |
West Nile virus | Zoonotic (mosquito-borne) |
Whooping cough (Pertussis) | Respiratory diseases (vaccine-preventable) |
Windburn | Weather related injuries |
Worms (intestinal nematode infections) | Food- and water-borne illnesses |
Yellow Fever | Zoonotic (mosquito-borne) (vaccine-preventable) |
Zika virus | Zoonotic (mosquito-borne) |
Chronic pain | Other |
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