Firus diseases of Man

Answer 1

Some examples of viral diseases that affect humans include:

1. Influenza (flu): caused by the influenza virus, which can cause respiratory symptoms such as cough, fever, sore throat, and body aches.

2. Human immunodeficiency virus (HIV) infection/AIDS: caused by the HIV virus, which attacks the immune system and can lead to acquired immunodeficiency syndrome (AIDS), a condition characterized by a weakened immune system and increased susceptibility to infections and cancers.

3. Hepatitis: caused by different hepatitis viruses including hepatitis A, B, C, D, and E viruses. These viruses can cause inflammation of the liver and can lead to liver failure in some cases.

4. Measles: caused by the measles virus and characterized by symptoms such as high fever, rash, cough, and runny nose. Complications of measles can be severe, especially in young children.

5. Polio: caused by the poliovirus, which primarily affects the nervous system and can cause paralysis, muscle weakness, and in severe cases, respiratory failure.

6. Ebola: caused by the Ebola virus and characterized by symptoms such as fever, severe headache, muscle pain, weakness, and in some cases, internal and external bleeding.

7. Rabies: caused by the rabies virus, which is transmitted through the bite of infected animals. Rabies affects the nervous system and can cause symptoms such as fever, agitation, hallucinations, and paralysis.

These are just a few examples of viral diseases that affect humans. There are many other viral diseases, each caused by a different virus and presenting with various symptoms and severity.