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Epidemic And Pandemic Diseases

What Is An Epidemic Disease?

Epidemics of infectious and contagious diseases. The spread of disease in a region or area. It spreads when an infectious agent and a susceptible host are present in large quantities. The following factors can cause a pandemic.

  1. A recent increase in the amount.
  2. The recent introduction of the agent in an area where it was never present before.
  3. Enhanced mode of transmission, so that more people are susceptible to it.
  4. Change in the host’s susceptibility to the agent.
  5. Increased host exposure by the introduction of new portals of entry.

epidemic disease example

Types of Epidemic Diseases

  • Point Source

An influenza pandemic is a period in which all patients are infected from a single source.

  • Continuous Source

Influenza when a causative agent such as contaminated water and food infects people over a long period of time is known as a continuous source.

  • Person-to-Person

This is a type of flu in which the causative agent can be passed from person to person, causing the flu to spread.

Examples of Epidemic Diseases

  • Cholera is a waterborne disease spread by bacteria. Cholera is the third most famous epidemic in the world. It originated in India and later spread beyond the borders of India.
  • This is a respiratory disease caused by a coronavirus. It is believed to have been transmitted to animals and killed many people.
  • A rare and deadly virus that causes body aches, fever and diarrhea. Transmitted by wild animals. It proved to be a mass murderer.

What Is A Pandemic Disease?

An epidemic disease is a disease that spreads over a large area, such as several continents, or around the world. The HIV virus.

The flu is another contagious disease and has happened more than once. COVID-19 is another recent example. The flu is caused by a new infectious agent that does not cause disease.

It has a higher death rate than epidemics. Antibiotic resistance and increased mobility have increased disease risk in humans.

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