There are many conditions that are infections, from the common cold, or cold sores to more complex, life-threatening conditions like hepatitis B, HIV and meningitis. This section has information on all of them. If you want to know “What are the symptoms of meningitis?” or “How do you look after a child with a high temperature?” you will find helpful information here in our doctor-authored laflets. We will answer questions about usual investigations for these conditions such as “How do you diagnose food poisoning?” and also treatments, like “Which vaccines are given to children in the UK?”.

AbscessAcute Bronchitis
Acute Diarrhoea in AdultsAcute Diarrhoea in Children
Acute Exacerbations (Flare-ups) of COPDAcute Exacerbations (Flare-ups) of COPD - Symptoms
Acute Exacerbations (Flare-ups) of COPD - TreatmentAcute Prostatitis
Acute SinusitisAdult Sepsis Safety Net
Advice for Travelling to Remote LocationsAmoebiasis
Anogenital WartsAnthelmintics - Medicines for Worms
AntibioticsAntifungal Medicines
Antiviral Medication for Genital HerpesAspiration Pneumonia
Aspiration Pneumonia - Diagnosis, Treatment, Complications, Prognosis and PreventionAspiration Pneumonia - Symptoms and Causes
Athlete's Foot (Tinea Pedis)Balanitis
Bartholin's Cyst and AbscessBoil in the Ear Canal
Boils, Carbuncles and FurunculosisBoils, Carbuncles and Furunculosis - Causes
Boils, Carbuncles and Furunculosis - TreatmentBornholm Disease
Campylobacter - CausesCampylobacter - Complications
Campylobacter - DiagnosisCampylobacter - Prevention
Campylobacter - SymptomsCampylobacter - Treatment for adults
Campylobacter - Treatment for childrenCandidal Skin Infection (Yeast Infection)
Cat Scratch DiseaseCat Scratch Disease - Causes
Cat Scratch Disease - Diagnosis & possible complicationsCat Scratch Disease - Symptoms
Cat Scratch Disease - Treatment, outlook & preventionCellulitis and Erysipelas
Chickenpox in Adults and TeenagersChickenpox in Children under 12
Child Sepsis Safety NetChlamydia - Genital
Cholera ImmunisationChronic Sinusitis
Clostridium DifficileCold Sores
Common Cold (and Other Upper Respiratory Tract Infections)Cough Caused by a Virus
Cough MedicinesCoughs and Colds in Children
CroupCroup - Symptoms
Croup - TreatmentCryptosporidium
Cystitis (Urine Infection) in WomenDecongestants
DengueDengue - Causes
Dengue - Diagnosis and TreatmentDengue - Prevention
Dengue - SymptomsDental Abscess
DTaP/Polio/Hib ImmunisationDysentery and Shigella
E. Coli and VTEC O157Ear Infection (Otitis Media)
EbolaEczema Herpeticum
EpiglottitisExtended-spectrum beta-lactamases (ESBLs)
Fever/High Temperature in ChildrenFever/High Temperature in Children - Causes
Fever/High Temperature in Children - Meningitis and SepticaemiaFever/High Temperature in Children - Seeing a doctor
Fever/High Temperature in Children - SymptomsFever/High Temperature in Children - Tests
Fever/High Temperature in Children - TreatmentsFolliculitis
Folliculitis - Symptoms and CausesFolliculitis - Treatment and Prevention
Food Poisoning in AdultsFood Poisoning in Adults - Causes
Food Poisoning in Adults - ComplicationsFood Poisoning in Adults - Diagnosis
Food Poisoning in Adults - PreventionFood Poisoning in Adults - Symptoms
Food Poisoning in Adults - TreatmentFood Poisoning in Children
Fungal Ear InfectionFungal Ear Infection - Diagnosis, Treatment and Outlook (Prognosis)
Fungal Ear Infection - Symptoms and CausesFungal Groin Infection (Tinea Cruris)
Fungal Nail Infections (Tinea Unguium)Fungal Scalp Infection (Scalp Ringworm)
Gastroenteritis in AdultsGastroenteritis in Adults - Causes and Diagnosis
Gastroenteritis in Adults - Complications Gastroenteritis in Adults - Prevention
Gastroenteritis in Adults - SymptomsGastroenteritis in Adults - Treatment
Gastroenteritis in ChildrenGenital Herpes
Genital Herpes - CausesGenital Herpes - Diagnosis
Genital Herpes - In pregnancyGenital Herpes - Prevention
Genital Herpes - SymptomsGenital Herpes - Treatment
GiardiaGlandular Fever (Infectious Mononucleosis)
GonorrhoeaHand, Foot and Mouth Disease
Head Lice and NitsHead Lice and Nits - Causes
Head Lice and Nits - DiagnosisHead Lice and Nits - Prevention
Head Lice and Nits - SymptomsHead Lice and Nits - Treatment
Hepatitis AHepatitis A Immunisation
Hepatitis BHepatitis B Immunisation
Hepatitis CHerpes Simplex Eye Infection
HIV and AIDSHuman Papillomavirus (HPV) Immunisation
Immune SuppressionImmune Suppression - Causes of immune suppression
Immune Suppression - Immune systemImmune Suppression - Immunosuppressant medication monitoring
Immune Suppression - SymptomsImmune Suppression - Treatment
Immunisation - Usual UK ScheduleImpetigo
Infective ConjunctivitisInfective Conjunctivitis - Causes
Infective Conjunctivitis - SymptomsInfective Conjunctivitis - Treatment
Infective EndocarditisInfluenza and Flu-like Illness
Influenza ImmunisationJapanese Encephalitis Immunisation
Kawasaki DiseaseKidney Infection (Pyelonephritis)
LaryngitisLaryngitis - Causes
Laryngitis - DiagnosisLaryngitis - Symptoms
Laryngitis - TreatmentLegionnaires' Disease
Leptospirosis and Weil's DiseaseListeria
Lyme DiseaseMalaria
Malaria PreventionMastitis
MeaslesMedicines for HIV and AIDS
MeningitisMeningitis Symptoms Checklist
Meningococcal ImmunisationMeningococcal Infection
Mesenteric AdenitisMesenteric Adenitis - Causes
Mesenteric Adenitis - DiagnosisMicrobes, Germs and Antibiotics
MMR ImmunisationMolluscum Contagiosum
Non-gonococcal UrethritisNorovirus
Oral Thrush (Yeast Infection)Oral Thrush in Babies
Pelvic Inflammatory DiseasePilonidal Sinus
PleurisyPneumococcal Immunisation
PneumoniaPneumonia - Causes
Pneumonia - Outlook and PreventionPneumonia - Symptoms
Pneumonia - TreatmentPolio Immunisation
Postherpetic NeuralgiaPregnancy - Chickenpox Contact
Pregnancy and HIVPregnancy and Rubella (German Measles)
Primary Cold Sore InfectionProstatitis - Chronic
Pubic and Body LiceRabies Immunisation
Recurrent Abdominal Pain in ChildrenRecurrent Abdominal Pain in Children - Causes
Recurrent Abdominal Pain in Children - DiagnosisRecurrent Abdominal Pain in Children - Explaining the pain
Recurrent Abdominal Pain in Children - SymptomsRecurrent Abdominal Pain in Children - Treatment
Recurrent Cystitis in WomenRheumatic Fever
Rheumatic Fever - Causes and diagnosisRheumatic Fever - Symptoms
Rheumatic Fever - Treatment and prognosisRigors
Rigors - CausesRigors - Diagnosis
Rigors - SymptomsRigors - Treatment
Ringworm (Tinea Corporis)Roseola
Rubella (German Measles)Rubella Immunisation
SalmonellaSARS (including the MERS Virus)
ScabiesScabies - Causes
Scabies - DiagnosisScabies - Symptoms
Scabies - TreatmentScarlet Fever
Scarlet Fever - Causes and diagnosisScarlet Fever - Symptoms
Scarlet Fever - Treatment and complicationsSchistosomiasis
School Exclusion TimesSepsis (Septicaemia)
Septic ArthritisSexually Transmitted Infections
Shingles (Herpes Zoster)Shingles (Herpes Zoster) - Cause
Shingles (Herpes Zoster) - ComplicationsShingles (Herpes Zoster) - Prevention - shingles vaccine
Shingles (Herpes Zoster) - Seeing a doctorShingles (Herpes Zoster) - Symptoms
Shingles (Herpes Zoster) - TreatmentSlapped Cheek Disease
Sore ThroatSwollen Lymph Glands
SyphilisTests for Sexually Transmitted Infections
Tetanus ImmunisationThreadworms
Tick-Borne Encephalitis ImmunisationTonsillitis
Tonsillitis - TreatmentTonsils and Adenoids
ToxoplasmosisTravel Vaccinations
Traveller's DiarrhoeaTreating Your Infection (Public Health England)
TuberculosisTuberculosis - Causes
Tuberculosis - DiagnosisTuberculosis - Prevention and prognosis
Tuberculosis - Symptoms Tuberculosis - Treatment
Typhoid and Paratyphoid FeverTyphoid Immunisation
Urethritis and Urethral Discharge in MenUrine Infection in Children
Urine Infection In MenUrine Infection in Pregnancy
Urine Infection in Pregnancy - CausesUrine Infection in Pregnancy - Diagnosis
Urine Infection in Pregnancy - SymptomsUrine Infection in Pregnancy - Treatment
Vaginal Thrush (Yeast Infection)Vaginal Thrush (Yeast Infection) - Causes
Vaginal Thrush (Yeast Infection) - DiagnosisVaginal Thrush (Yeast Infection) - Prevention
Vaginal Thrush (Yeast Infection) - SymptomsVaginal Thrush (Yeast Infection) - Treatment
Vaginal Thrush (Yeast Infection) - Treatment of recurring thrushVestibular Neuritis and Labyrinthitis
Viral RashesViral Skin Infections
Viral Skin Infections - Causes and diagnosisViral Skin Infections - Symptoms
Viral Skin Infections - Treatment and outlookWarts and Verrucas
Whooping CoughWhy Wasn't I Prescribed Antibiotics?
Wound InfectionYellow Fever Immunisation
Zika Virus