What is the Nipah Virus ? Know It, Prevent It - No Need to Panic

1. What is the Nipah virus ?

      The Nipah virus (NiV) is a type of virus that can be transmitted from animals to humans. In some cases, it can also spread from person to person. It is considered an emerging infectious disease that has been identified only in the past few decades and has caused occasional outbreaks in certain countries.
     An important point is that Nipah virus infection can cause severe illness, particularly affecting the lungs and brain. Because of its relatively high mortality rate, the World Health Organization (WHO) classifies it as a disease that requires close monitoring due to its potential to cause major outbreaks if not properly controlled.

2. Where does the virus come from?
     The most important natural reservoir of the Nipah virus is fruit bats. These bats can carry the virus without showing symptoms and may shed it through their saliva, urine, and feces. Some other animals—such as pigs, dogs, cats, and horses—can become infected after contact with bats and may then transmit the virus to humans.

 

3. First discovery and past outbreaks
     The first outbreak was reported in 1998–1999 in Malaysia and Singapore. It began with infections in pigs and later spread to people working on pig farms. Since then, several outbreaks have occurred, particularly in Bangladesh and India. In some areas, outbreaks have happened almost every year, indicating that the virus remains present in nature and can reappear. Over the past 25 years, several hundred infections have been reported, with more than half of the patients dying from the disease.

 

4. How do people get infected? 

     There are mainly three transmission routes

 - Animal to human 

Contact with bats or infected animals, including exposure to their saliva, urine, or blood.

 - Contaminated food
Eating fruit that has been bitten by bats or consuming food and drinks contaminated with bat secretions.

 - Human to human
This is possible but not easy. It usually occurs through very close contact, such as caring for an infected patient or touching bodily fluids.

 

5. Symptoms of the disease

     Symptoms usually appear 4–14 days after infection. Early symptoms may resemble the flu, such as fever, headache, fatigue, cough, and sore throat. In some cases, the illness can become severe and lead to : 

   - Difficulty breathing 

   - Encephalitis (brain inflammation), which may cause drowsiness, confusion, seizures, or coma

The average fatality rate is about 40–75%.

 

6. Current situation

     Over the past year and early this year, several cases have been reported in India, especially in states that previously experienced outbreaks. So far, Thailand has not reported any cases. However, the Ministry of Public Health has increased surveillance and screening for travelers from high-risk areas. For the general population in Thailand, the current risk remains low.

How does it compare to COVID-19 Is it similar ?

Transmission

     - OVID-19 Spreads easily through the air; close proximity is enough to increase risk.

     - Nipah Requires close contact or consumption of contaminated food.

 Overall, Nipah is much harder to transmit than COVID-19. 

 Survival in the air

     - Nipah virus does not survive long in the air.

     - It can be easily destroyed by soap, sunlight, and disinfectants.

     - It is less resilient than the COVID-19 virus.

Risk of infection
For people living normal daily lives, the risk of infection is very low.

 

7. Current treatment

    At present, there is no specific antiviral treatment for Nipah virus. Medical care mainly focuses on supportive treatment, such as providing oxygen and managing complications in the hospital. Some antiviral drugs are currently under research but are not yet standard treatments.

 

8. Is there a vaccine?

   Currently, there is no vaccine available for the general public. However, several vaccine candidates are being tested in humans, including those developed by researchers from the University of Oxford and other institutions worldwide.

 

9. Best prevention methods

   - Wash hands frequently

   - Wash and peel fruits thoroughly

   - Avoid eating fruit that has bite marks or has fallen on the ground

   - Avoid contact with sick animals or bats

   - Wear a mask when in close contact with sick people

Although Nipah virus does not spread easily through the air like COVID - 19, masks can help prevent exposure to infectious secretions.

Summary

     Nipah virus is a severe disease associated with fruit bats and has caused periodic outbreaks in some countries. However, it is much harder to transmit than COVID-19, and the risk for people in everyday life remains low. Maintaining good hygiene, eating clean food, and avoiding contact with sick animals are key steps to protect yourself. There is no need to panic, but it is important to stay informed and practice prevention.

 

Source : Sapienspain Hospital

**Translated and compiled by ArokaGO Content Team