π what
What is hepatitis B?
MedicineViral disease
Quick Answer
Hepatitis B is a viral infection that attacks the liver and can become chronic. Chronic infection increases the risk of cirrhosis and liver cancer.
The Full Story
Hepatitis B is caused by the hepatitis B virus, which spreads through blood, sexual contact, and from mother to baby during birth. Some people clear the infection quickly, but others develop chronic hepatitis B, which may silently damage the liver for years. A highly effective vaccine has been available since the 1980s and is recommended for newborns in many countries. Preventing infection early is especially important because chronic disease can lead to cirrhosis and hepatocellular carcinoma.
Key Facts
1.Hepatitis B can become chronic
2.Chronic infection raises the risk of liver cancer
3.The vaccine has been used since the 1980s
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Suggested video title for this topic:
"The liver virus that vaccines can prevent from day one"