Health A-Z

📅 14 novembre 2024 ✍️ By Linda Campos ⏱️ 9 Mins Read 🗂️ Blog 🕒 Last updated: 16 novembre 2024

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Find articles about symptoms, conditions, treatments and medical exams - easy to read and reviewed by doctors.

All Healthily content is reviewed by doctors.

Abdominal aortic aneurysm
Abnormal uterine bleeding
Achalasia
Achilles tendinopathy
Achilles tendon rupture
Acoustic neuroma
Acromegaly
Actinic keratosis
Actinomycosis
Acute cholangitis
Acute cholecystitis
Acute exacerbation of COPD
Acute kidney injury
Acute lymphoblastic leukaemia
Acute myeloid leukaemia
Acute porphyrias
Acute resp distress syndrome
Addiction
Addison's disease
ADHD
Adult acne – the causes and what can treat it
Agoraphobia
Albinism
Alcohol poisoning
Alcoholic liver disease
Alkaptonuria
Allergies
Alopecia
Altitude sickness
Alzheimer's disease
Amaurosis Fugax
Amoebiasis
Amyloidosis
Anaemia (B12/folate deficiency)
Anaemia (iron deficiency)
Anal cancer
Anal fissure
Anal fistula
Anaphylaxis
Androgen insensitivity syndrome
Angelman syndrome
Angioedema
Angular cheilitis
Animal bites
Ankylosing spondylitis – how to deal with it
Anorexia nervosa
Ant bites
Antisocial personality disorder
Anxiety
Anxiety (children)
Aphasia
Appendicitis
Arrhythmia – types and treatment options
Arterial thrombosis
Arthritis
Asbestosis
Ascending lymphangitis
Aspergillosis
Asthma
Asthma attack
Asthma attack (severe)
Asthma in children
Astigmatism
Ataxia
Atherosclerosis
Athlete's foot
Atopic eczema
Atrial fibrillation
Auditory processing disorder
Autism
Avascular necrosis of the hip
Abscess

Back injury (traumatic)
Bacterial arthritis
Bacterial vaginosis
Bad breath / Halitosis
Baker's cyst
Balanitis
Bartholin’s cyst
Bed bugs
Behçet’s disease
Bell's palsy
Benign positional vertigo
Benign brain tumour
Benign prostate enlargement
Bicep tendon rupture
Bile duct cancer
Binge eating
Bipolar disorder
Bird flu (avian flu)
Birthmarks
Black eye
Bladder cancer
Bladder stones
Bleeding in the brain
Blepharitis – how to ease it
Blindness
Blood clot
Blunt abdominal injury
Body dysmorphia
Body odour
Boils
Bone cancer
Bone cyst – symptoms, causes and treatment
Bone infection (osteomyelitis)
Bone spur (osteophyte)
Borderline personality disorder
Bornholm disease
Botulism
Bowel cancer
Bowel obstruction
Bowel polyps
Bowen's disease
Brain abscess
Brain aneurysm
Brain cancer
Brain death
Breast abscess
Breast cancer
Breast cancer (male)
Breath-holding (children)
Broken ankle
Broken arm
Broken bone
Broken collarbone
Broken finger
Broken hip
Broken leg
Broken nose
Broken or bruised rib
Broken thumb
Broken toe
Broken tooth
Bronchiectasis
Bronchiolitis
Bronchitis
Brucellosis
Brugada syndrome
Bubonic plague
Bulimia
Bullous pemphigoid
Bunion
Burns
Bursitis

Carbon monoxide poisoning
Carcinoid syndrome and tumours
Cardiomyopathy
Carotid cavernous fistula
Carpal tunnel syndrome
Cartilage damage
Cataracts
Cataracts (children)
Catarrh
Cauda equina syndrome
Cavernoma
Cavernous sinus thrombosis
Cellulitis
Central retinal vein occlusion
Cerebral Palsy
Cerebral venous thrombosis
Cerebrovascular disease
Cervical cancer
Cervical rib
Cervical spondylosis
Chalazion
Chancroid
Charcot-Marie-Tooth disease
Charles Bonnet syndrome
Chest infection
Chiari malformation
Chicken skin (keratosis pilaris)
Chickenpox
Chilblains
Chlamydia
Cholera
Cholesteatoma
Chronic fatigue syndrome
Chronic idiopathic constipation
Chronic kidney disease
Chronic lymphocytic leukaemia
Chronic myeloid leukaemia
Chronic traumatic encephalopathy
Claustrophobia
Cleft lip and palate
Clostridium difficile
Club foot
Cluster headache
Coeliac disease
Cold
Cold sore
Colic
Collapsed lung (sudden)
Colour blindness
Coma
Compartment syndrome
Complex regional pain syndrome
Concussion
Confusion
Congenital heart disease
Conjunctivitus (pink eye) – the signs and how to get rid of it
Constipation
Contact dermatitis
COPD
Corns and calluses
Coronary heart disease
Corticobasal degeneration
COVID-19
Cradle cap
Craniosynostosis
Creutzfeldt-Jakob disease
Crohn's disease
Croup
Cushing's syndrome
Cutaneous anthrax
Cutaneous larva migrans
Cuts and grazes
Cyclical vomiting syndrome
Cyclospora
Cyclothymia
Cystic fibrosis
Cystitis
Cytomegalovirus (CMV)

Dandruff
Deafblindness
Decompression sickness
Deep vein thrombosis (DVT)
Dehydration
Dementia
Dementia (frontotemporal)
Dementia (lewy body)
Dementia (vascular)
Dengue
Dental abscess
Depression
Dermatillomania
Detached retina
Diabetes
Diabetes insipidus
Diabetes type 1
Diabetes type 2
Diabetic ketoacidosis
Diabetic retinopathy
DiGeorge syndrome
Diphtheria
Dislocated hip
Dislocated kneecap
Dislocated shoulder
Dissociative disorders
Diverticular disease
Down's syndrome
Dry eye syndrome
Dupuytren's contracture
Dysarthria
Dysentery
Dyslexia
Dyspraxia
Dyspraxia (adults)
Dystonia

E. coli infection
Ear infection (externa)
Ear infection (middle ear)
Ear infections
Early or premature menopause
Earwax
Eating disorders
Ebola virus
Ectopic pregnancy
Ectropion
Eczema
Eczema (discoid)
Eczematous cheilitis
Edwards' syndrome
Ehlers-Danlos syndrome
Ejaculation problems
Embolism
Embolism (air)
Empyema
Encephalitis
Endocarditis
Endometriosis
Epidermolysis bullosa
Epididymitis
Epiglottitis
Epilepsy
Episcleritis
Erectile dysfunction
Erythema multiforme
Erythromelalgia
Essential tremor
Eustachian tube dysfunction
Ewing sarcoma
Excessive hair in women
Exercise-induced asthma
Eye cancer
Eye cancer (children)
Eye injuries

Fabricated or induced illness
Face blindness (prosopagnosia)
Febrile convulsions
Female genital mutilation
Femoral hernia
Fever (children)
Fibroids
Fibromyalgia: symptoms, causes and getting diagnosed
Fibrosis
Fish odour syndrome
Flat feet
Flea bites
Flu
Foetal alcohol syndrome
Food allergy
Food intolerance
Food poisoning
Foot drop
Frostbite
Frozen shoulder
Fungal acne
Fungal nail infection

Gallbladder cancer
Gallstones
Ganglion cyst
Gangrene
Gastritis
Gastro-esophageal reflux disease
Gastroenteritis
Gastroparesis
Gender dysphoria
Genetics
Genital herpes
Genital warts
Gestational diabetes
Gestational trophoblastic tumour
Giant cell arteritis
Giardiasis
Gilbert's syndrome
Glandular fever
Glaucoma
Glomerulonephritis
Glue ear
Glutaric aciduria type 1
Goitre
Gout
Granuloma annulare
Granulomatosis with polyangiitis
Greater trochanteric pain
Growing pains (children)
Guillain-Barré syndrome
Gum disease
Gynaecomastia

Haemochromatosis
Haemophilia
Haemophilus influenzae (Hib)
Hair loss (women)
Hairy cell leukaemia
Hand, foot and mouth disease
Hangover
Hantavirus
Hay fever
Head Injury (minor)
Head injury (severe)
Head lice and nits
Headache (sinus)
Headaches
Health anxiety (hypochondria)
Heart attack
Heart block
Heart disease
Heart failure
Heat exhaustion and heat stroke
Heat rash (prickly heat)
Hemorrhoids (piles)
Henoch-Schönlein purpura
Hepatitis
Hepatitis A
Hepatitis B
Hepatitis C
Hepatitis E
Hereditary spastic paraplegia
Hernia
Herpes (babies)
Herpes simplex eye infections
Herpetic whitlow (finger)
Hiatus hernia
Hidradenitis suppurativa
High blood pressure
High blood sugar
High cholesterol
Hip dysplasia (developmental)
Hip pain (children)
Hirschsprungs disease
HIV and AIDS
Hives
HNPP
Hoarding
Hodgkin lymphoma
Homocystinuria
Hookworm
How do you get gonorrhea?
HPV – the lowdown
Hughes syndrome
Huntington's disease
Hydatidiform mole
Hydrocephalus
Hydronephrosis
Hyperacusis
Hyperhidrosis
Hyperparathyroidism
Hypersomnia
Hypothermia

Ichthyosis
Iliotibial band syndrome
Impaired consciousness
Impetigo
Incontinence (bowel)
Incontinence (urinary)
Indigestion
Indoor allergy
Infertility
Infertility (men)
Infertility (unexplained)
Infertility (women)
Inflammatory bowel disease
Ingrown hairs
Ingrown toenail
Insect bites and stings
Insomnia
Interstitial cystitis
Intracranial hypertension
Irritable bowel syndrome (IBS)
Isovaleric acidemia

Japanese encephalitis
Jaundice
Jaundice (new borns)
Jetlag
Joint dislocations
Joint hypermobility

Kaposi's sarcoma
Kawasaki disease
Keloid scarring
Keratitis
Kidney cancer
Kidney infection
Kidney stones
Klinefelter syndrome
Knee ligament injuries
Knock knee
Kwashiorkor
Kyphosis

Labial fusion
Labyrinthitis
Lactose intolerance
Lambert-Eaton syndrome (LEMS)
Laryngitis
Lazy eye
Leaky gut syndrome
Learning disability
Legionnaires' disease
Leptospirosis
Leukoplakia
Levator ani syndrome
Lichen planus
Lichen sclerosus
Lipoedema
Lipoma
Listeriosis
Liver absecess
Liver cancer
Liver cirrhosis
Liver disease
Long COVID
Long QT syndrome
Long-sightedness
Low blood pressure
Low sperm count
Ludwig’s angina – what you need to know
Lumbar spinal stenosis
Lung cancer
Lupus
Lyme disease
Lymphoedema

Macular degeneration
Macular hole
Magnesium deficiency
Malaria
Malignant melanoma
Mallet finger
Malnutrition
Maple syrup urine disease (MSUD)
Marfan syndrome
Marine bites and stings
Mastitis
Mastocytosis
Mastoiditis
MCADD
Measles
Melasma
Memory loss
Ménière’s disease
Meningitis
Meniscal tear
Meniscal tear (degenerative)
Menopause
Mesothelioma
Metabolic syndrome
Metatarsalgia
Middle East Respiratory Syndrome
Migraine
Mild dry skin
Milia
Miscarriage
Mitral valve problems
Moles
Molluscum contagiosum
Monkeypox
Morning sickness
Morton's neuroma
Motor neurone disease
Mouth cancer
MRSA
Mucormycosis
Multiple myeloma
Multiple sclerosis
Multiple system atrophy
Mumps
Munchansen's syndrome
Muscular dystrophy
Myasthenia gravis
Myelodysplastic syndrome
Myocarditis
Myositis

Nail patella syndrome
Narcissistic personality
Narcolepsy
Nasal polyps
Nasopharyngeal cancer
Necrotising fasciitis
Nephrotic syndrome (children)
Nettle rash
Neuroblastoma
Neuroendocrine tumours
Neurofibromatosis type 1
Neurofibromatosis type 2
Neuromyelitis opitca (Devic's)
Neutropenia (low white cells)
Night terrors
Nipple thrush
Non-Hodgkin lymphoma
Nonalcoholic fatty liver disease
Noonan syndrome
Norovirus
Nose cancer

Obesity
Obsessive compulsive disorder (OCD)
Ocular migraine
Oedema
Oesophageal atresia
Oesophageal cancer
Oesophageal rupture
Optic neuritis
Oral allergy syndrome (OAS)
Oral cancer
Oral thrush (adult)
Oral thrush (babies)
Orbital and preseptal cellulitis
Orf
Orthostatic hypotension
Osler-Weber-Rendu syndrome (HHT)
Osteoarthritis
Osteoporosis
Otosclerosis
Ovarian cancer
Ovarian cyst
Ovarian torsion
Overactive bladder

Paget's disease
Paget’s disease of the nipple
Painful erections (Priapism)
Pancreatic cancer
Pancreatitis (acute)
Pancreatitis (chronic)
Panic attack
Panic disorder
Panniculitis
Paralysis
Parkinson's disease
Patau's syndrome
Patellar tendinopathy
Pelvic inflammatory disease
Pelvic pain (chronic)
Pemphigus vulgaris
Penis cancer
Perforated eardrum
Perianal abscess
Pericarditis – what you need to know
Perimenopause
Periods
Peripheral arterial disease
Peripheral neuropathy
Peritonitis
Peritonsillar abscess
Personality disorders
Peyronie's disease
Phaeochromocytoma
Phantosmia
Phenylketonuria (PKU)
Phlebitis
Phobias
Pilonidal sinus
Pityriasis rosea
Plagiocephaly
Plantar fasciitis
Pleurisy
Pneumococcal infections
Pneumonia
Poisoning
Polio
Polio and post-polio syndrome
Polycystic kidney disease (AD)
Polycystic kidney disease (AR)
Polycystic ovary syndrome (PCOS)
Polycythaemia
Polyhydramnios
Polymorphic light eruption
Polymyalgia rheumatica
Pompholyx
Postherpetic neuralgia
Postmenopause
Postnatal depression
Postpartum psychosis
POTS
Prader-Willi syndrome
Pre-eclampsia
Pregnancy
Premenstrual syndrome
Pressure ulcers
Primary biliary cirrhosis
Progressive supranuclear palsy
Prolapse (pelvic organ)
Prolapse (rectal)
Prostate cancer
Prostate disease
Prostatitis
Pseudogout
Psoriasis – signs to look out for and how to treat it
Psoriatic arthritis – what can help if you’re affected
Psychosis
PTSD
Puberty
Puberty (early or delayed)
Pubic lice
Pudendal neuralgia
Pulmonary embolism
Pulmonary fibrosis (idiopathic)
Pulmonary hypertension
Pyoderma gangrenosum

Q fever

Rabies
Raynaud’s syndrome – causes, symptoms, treatments and self-care tips
Reactive arthritis
Reflux (babies)
Repetitive strain injury (RSI)
Respiratory distress (babies)
Respiratory tract infection
Restless leg syndrome
Restricted growth (dwarfism)
Rett syndrome
Reye's syndrome
Rhabdomyolysis
Rhesus disease
Rheumatic fever – how to treat and prevent it
Rheumatoid arthritis – what you need to know
Rhinitis (allergic)
Rhinitis (non-allergic)
Rickets and osteomalacia
Ringworm
Rosacea
Roseola
Rotator cuff syndrome
Roundworm
Rubella

Salivary stones
Salmonella infection
Sarcoidosis
Sarcoma (soft tissue)
SARS
Scabies
Scarlet fever
Scars
Schistosomiasis (bilharzia)
Schizophrenia
Sciatica
Scleritis
Scleroderma
Scoliosis
Scurvy
Seasonal affective disorder (SAD) – how to cope
Secondary infertility
Selective mutism
Self harm
Sepsis
Septic shock
Sex development disorder
Sexual abuse (children)
Shin splints
Shingles
Shingles (affecting the eye)
Short-sightedness
Sick building syndrome
Sickle-cell anaemia
Silicosis
Sinusitis
Sjogren's syndrome
Skin cancers (non-melanoma)
Skin cyst
Slapped cheek syndrome
Sleep apnoea
Sleep paralysis causes and how to deal with it
Sleep walking
Slipped disc
Smelly feet
Snake bites
Social anxiety
Sociopathy
Soiling (children)
Spina bifida
Spinal cord cancer
Spinal cord compression
Spinal muscular atrophy
Spleen disorders and splenectomy
Spondylolisthesis
Spontaneous bacteria peritonitis
Sports injuries
Sprains
Squint
Stable angina
Stammer
Staphylococcal infections
Stevens-Johnson syndrome
Stillbirth
Stomach cancer
Stomach ulcer
Streptococcal infection
Stress
Stretch marks
Stroke
Stye
Subdural haematoma
Sudden infant death syndrome
Suicide
Sunburn
Supraventricular tachycardia
Surgical menopause explained
Swallowing problems (dysphagia)
Swine flu
Synaesthesia
Syphilis – stages, diagnosis and treatment

Tailbone pain (coccydynia)
Tape worm
Tay-Sachs disease
Teeth grinding
Temporomandibular joint disorder
Tendonitis
Tennis elbow
Tension headaches – how to treat and prevent them
Testicular cancer
Tetanus
Thalassaemia
Thoracic aortic aneurysm
Threadworms
Throat cancer
Thrombophilia
Thrush (male)
Thrush (vaginal)
Thyroid (overactive)
Thyroid (underactive)
Thyroid cancer
Thyroid nodules
Thyroiditis
Tick-borne encephalitis (TBE)
Tietze's Syndrome
Tight foreskin (phimosis)
Tinea versicolor (pityriasis versicolor) – causes and how to treat it
Tinnitus
Tongue-tie
Tonsil cancer
Tonsil stones
Tonsillitis
Tooth decay
Tourette syndrome
Toxic megacolon
Toxic shock syndrome
Toxocariasis
Toxoplasmosis
Trachoma
Transient ischaemic attack
Trichomoniasis
Trichotillomania (hair-pulling)
Trigeminal neuralgia
Trigger finger
TTP
Tuberculosis (TB)
Tuberous sclerosis
Turners syndrome
Typhoid fever
Typhus

Ulcerative colitis
Umbilical hernia
Undescended testicles
Urethritis: what you need to know
Urinary tract infection (Chronic)
Urinary tract infections
Urinary tract infections (child)
UTI in women (recurrent)
Uveitis

Vaginal cancer
Vaginismus
Vaginitis
Varicose eczema
Varicose veins
Vasculitis
Venous leg ulcer
Vestibular neuronitis
Viral fever
Vitamin D deficiency
Vitiligo
Vitreous haemorrhage
Von willebrand disease
Vulval cancer
Vulvodynia

What are STDs? Symptoms, testing and what can help
Warts
West Nile virus
What causes skin tags?
what-it-feels-like-to-have-menopause-symptoms
what-it-feels-like-to-have-thyroid-problems
Whiplash – what can help
Whooping cough
Wolff-Parkinson-White syndrome
Womb (uterus) cancer
What it feels like to have asthma
What it feels like to have rheumatoid arthritis

Xanthelasma

Yellow fever

Zika virus

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