Viral Diseases

What are Viral Diseases?

Viral diseases are infections caused by viruses. Different types of viruses cause different infections. Common cold is the most common type of viral infection that is caused by infections in the respiratory tract. Other viral diseases include:

  • Chickenpox
  • Herpes
  • Influenza
  • AIDS
  • Mumps
  • Measles
  • Viral Hepatitis

Viruses also infect plants. Let us have an overview of the different types of viral diseases, their causes, symptoms and prevention methods.

Also Read: Bacterial Diseases

Virus

Types of Viral Diseases

There are different types of viral diseases. These include:

Viral Diseases in Humans

Virus

Common cold

Rhinovirus

Smallpox

Variola virus

Rabies

Rabies lyssavirus
Hepatitis

Hepatitis A virus, hepatitis B virus, Hepatitis C virus

Measles

Rubeola virus

Poliomyelitis

Poliovirus

Influenza

Influenza virus (RNA virus)

Encephalitis

Herpes Simplex Virus

Mumps

Paramyxovirus

Causes of Viral Diseases

Viral diseases are mainly caused when a virus enters the human body and uses the host machinery to reproduce. If the body’s immune system fails to fight against viruses, it multiplies and spreads to other cells causing infections.

Symptoms of Viral Diseases

Following are the important symptoms of viral diseases:

  1. Flu-like symptoms such as fever, fatigue, sore throat, headache.
  2. Irritability
  3. Rashes
  4. Malaise
  5. Sneezing
  6. Swollen tonsils
  7. Excessive weight loss

Treatment of Viral Diseases

Viral diseases can be treated in the following ways:

  • Proper nutrition
  • Medication for fever, body ache and pain
  •  Proper rest
  • Drinking more fluids

Human papillomavirus that leads to cervical dysplasia can be treated by removing the abnormal cells on the cervix of a female, surgically.

Also Read: Infectious Diseases

To know more about viral diseases, their causes, symptoms and treatment methods, keep visiting BYJU’S website or download BYJU’S app for further reference.

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