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Hepatitis A is a highly contagious liver infection caused by the hepatitis A virus. The virus is one of several types of hepatitis viruses that cause liver inflammation and affect your liver's ability to function.
You're most likely to get hepatitis A from contaminated food or water or from close contact with a person or object that's infected. Mild cases of hepatitis A don't require treatment. Most people who are infected recover completely with no permanent liver damage....
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Hepatitis A symptoms typically appear a few weeks after you've had the virus. But not everyone with hepatitis A develops symptoms. If you do, symptoms can include:
Hepatitis A is caused by a virus that infects liver cells and causes inflammation. The inflammation can affect how your liver works and cause other symptoms of hepatitis A.
The virus spreads when infected stool, even just tiny amounts, enters the mouth of another person (fecal-oral transmission). You may get hepatitis A when you eat or drink something contaminated with infected stool. You may also get the infection through close contact with a person who has hepatitis A. The virus can live on surfaces for a few months. The vir...
No specific treatment exists for hepatitis A. Your body will clear the hepatitis A virus on its own. In most cases of hepatitis A, the liver heals within six months with no lasting damage.
Hepatitis A treatment usually focuses on keeping comfortable and controlling symptoms. You may need to:
The hepatitis A vaccine can prevent infection with the virus. The vaccine is typically given in two shots. The first shot is followed by a booster shot six months later. The hepatitis A vaccine can be given in a combination that includes the hepatitis B vaccine. This vaccine combination is given in three shots over six months.
The Centers for Disease Control and Prevention recommends the hepatitis A vaccine for the following people:
For informational purposes only and not a substitute for professional medical advice, diagnosis, or treatment.
© Mayo Clinic
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