Hepatitis A Explained: Causes, Symptoms, and Prevention

Hepatitis A is a contagious liver disease caused by the hepatitis A virus (HAV). This illness primarily affects the liver and leads to inflammation and impaired liver function. While it can occur at any age, it is most commonly seen in children and adolescents.

Understanding Hepatitis A Transmission

The virus spreads mainly through the fecal-oral route, often due to poor sanitation or contaminated food and water. Close personal contact with an infected individual can also facilitate transmission. Outbreaks are more frequent in areas with inadequate hygiene practices.

Common Symptoms of Hepatitis A

Individuals infected with hepatitis A may experience fatigue, loss of appetite, nausea, and abdominal discomfort. In more severe cases, jaundice—characterized by yellowing of the skin and eyes—may develop. Some patients, especially children, may show no symptoms at all despite being infected.

Age and Severity of Illness

While hepatitis A can affect people of all ages, adults tend to experience more severe symptoms compared to children. The disease typically presents as acute hepatitis, meaning it develops quickly and lasts for a short period, rather than progressing to a chronic condition.

Seasonal Trends and Prevention Tips

Hepatitis A cases often peak during the winter and early spring months. To reduce the risk of infection, maintaining good hygiene, practicing safe food handling, and getting vaccinated are highly recommended, especially for those traveling to high-risk regions.