Hepatitis is inflammation of the liver, most commonly caused by viral infections (Hepatitis A, B, C, D, E). It can be acute (short-term) or chronic (long-term), potentially leading to liver cirrhosis, cancer, or failure.
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Viral hepatitis affects hundreds of millions worldwide. Hepatitis A and E spread through contaminated food/water (vaccine available for A). Hepatitis B and C spread through blood/bodily fluids; B has a vaccine, C is curable with antivirals. Chronic hepatitis B and C can silently damage the liver for decades before symptoms appear, making screening crucial.
Varies by type. A & E: contaminated food/water. B: blood, sexual contact, mother-to-child. C: blood-to-blood (needles). D: requires HepB co-infection
PerÃodo de Contagio: Varies by type; Hepatitis A: 2 weeks before through 1 week after jaundice appears; Hepatitis B & C: while virus is detectable in blood
5 countries with reported activity. Updated from real-time surveillance data.
1 state with reported activity. Click a state for detailed surveillance.
Inteligencia en tiempo real de monitoreo global de salud y vigilancia impulsada por IA
Fuentes de datos: BEACON, ProMED, OMS, CDC y más de 50 agencias nacionales de salud
✓ Datos en vivo actualizados en tiempo real desde fuentes de salud globales
Initiatives including A&E blood tests, GP registration testing and free at-home tests have helped to find people who were previously undiagnosed, says NHS England.
Hepatitis C is spread through contact with blood infected with the virus, such as by sharing needles with someone who has it.
Donor blood is already screened for it.
It is a silent disease, meaning people often have no symptoms until much later.
Untreated, it can cause serious and potentially life-threatening liver damage.
NHS Eng
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New Zealand has eased health assessment rules for resident visa applicants. Hepatitis B and C are no longer high-cost conditions for migrants. This change benefits many prospective residents, including Indian nationals seeking permanent residency. Individual medical circumstances will now be assessed for these conditions. Revisions aim to focus the high-cost list on conditions imposing significant public health demands.
New Zealand has eased its health assessment rules for resident visa applican
aPopulation Health Sciences Institute, Faculty of Medical Sciences, Newcastle University, Newcastle Upon Tyne, United Kingdom of Great Britain and Northern Ireland (the) bDivision of Respiratory Medicine and Gastroenterology, School of Medicine, University of Dundee, Dundee, United Kingdom of Great Britain and Northern Ireland (the) cEuropean Liver Patients' Association, Brussels, Belgium dUniversity of Iowa, Iowa City, IA, United States of America eBlood Safety, Hepatitis, STI & HIV Division, UK Health Security Agency, London, United Kingdom of Great Britain and Northern Ireland (the) fAPEx, Health and Community Sciences, University of Exeter, Exeter, United Kingdom of Great Britain and Northern Ireland (the) gItalian College of General Practitioners and Primary Care, Florence, Italy hLiv...
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Despite advances in diagnosis and treatment, Hepatitis B continues to remain one of India's under-recognised public health challenges. India accounts for nearly 12% of the global Hepatitis B burden, with an estimated 4 crore people living with chronic Hepatitis B infection. Yet only around 3% are diagnosed, while less than 1% receive appropriate treatment, leaving millions unaware of their infection and at risk of developing serious liver disease.
Recognising the importance of early diagnosis, C
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The Niger State government has said there is a high prevalence of Hepatitis B virus as 7.5 per cent out of 20,000 people tested positive to the disease.
The state government made the disclosure on Tuesday during the 2026 World Hepatitis Day during which it called for an aggressive awareness, saying the current figures of positive cases show the burden is high.
However, it explained that it is already collaborating with the federal government and other development partners to provide free HIV an
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Many South Africans live with viral hepatitis without symptoms, making early screening and vaccination essential to prevent long-term liver damage.
Every year, millions of people worldwide live with viral hepatitis without realising it.
Often called a 'silent disease', Geoge Herald reports that hepatitis can damage the liver for months or years before any symptoms appear.
Because symptoms frequently only emerge after significant liver damage has occurred, many people receive a diagnosis too la
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The liver, which is one of the largest organs in the body, has myriad functions.
These include storage of nutrients; production of bile, which digests fats and removes waste products; removal of waste products and degenerated cells from the blood; filtering and processing of chemicals in food, medicines and alcohol, etc.
Hepatitis is a term for inflammation in the liver.
When the liver is inflamed or damaged, its functions can be impaired.
Having said that, the liver is an organ that has mark
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High-risk groups include healthcare workers and those with unsafe injections
Hepatitis does not always announce itself with obvious symptoms. In fact, some people may live with viral hepatitis for years without knowing they are infected, while the disease continues to affect the liver silently. This makes understanding who is at higher risk and knowing when to get tested is especially important. While hepatitis A and E are commonly linked to contaminated food and water, hepatitis B, C, and D are
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Hepatitis B during pregnancy can be passed from mother to baby if left undetected. Experts explain why every expectant mother should get screened, how newborns are protected after birth and when antiviral treatment may be needed.
Pregnancy is full of anticipation, regular health check-ups and several precautions to ensure that both the mother and baby remain healthy. Among the many tests recommended during pregnancy, one that is often overlooked is the Hepatitis B test. Pregnancy must be filled
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Specialists at Oxford University Hospitals (OUH) are raising awareness of hepatitis B and C ahead of World Hepatitis Day on Tuesday, July 28.
Both infections can remain undetected for years, often without symptoms, but can lead to serious liver disease, liver scarring and liver cancer if left untreated.
Lizi Sims, hepatology community nurse manager at OUH, said: "Many people with hepatitis B or hepatitis C don't realise they have the infection because there are often no symptoms in the early st
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Información confiable de las principales organizaciones de salud
Orientación oficial de los Centros para el Control y la Prevención de Enfermedades de EE. UU.
Ver Recursos del CDC →Vigilancia global de enfermedades y directrices de la Organización Mundial de la Salud
Ver Recursos de la OMS →Últimas investigaciones revisadas por pares y estudios clÃnicos
Ver Investigación →La información sobre enfermedades en Virus Watcher es revisada por nuestro Epidemiólogo Jefe, ex analista principal del CDC para el pronóstico FluSight. Los datos de brotes se agregan de fuentes verificadas incluyendo BEACON, ProMED, OMS, CDC y más de 50 agencias nacionales de salud. Esta información es con fines educativos y no debe reemplazar el asesoramiento médico profesional.
Última revisión: 2026-08-13
Preguntas frecuentes sobre Hepatitis respondidas por nuestro equipo de epidemiologÃa
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