23 April, 2020
7 Min Read
COVID-19 and Zoonotic diseases
Part of: GS-III- Health (PT-MAINS-PERSONALITY TEST)
It is found that the coronavirus outbreak certainly comes from the animal world. However, it is said that humans are to be blamed for the pandemic.
Zoonoses or Zoonotic diseases are infectious diseases that can naturally be transmitted/spread between animals (usually vertebrates) and humans. These diseases can be caused by viruses, fungi, parasites, and bacteria.
What are Zoonotic Diseases?
Zoonosis refers to the transmission of diseases between animals and humans. Such diseases are termed as Zoonotic Diseases. Zoonotic diseases range from mild to severe, while in extreme cases can even be fatal.
Classification of Zoonotic diseases
The classification of diseases is usually done on the basis of the pathogen causing the disease. With the advancement in science, scientists and medical professionals have been able to identify and study in detail the etiological agents causing the diseases. Etiological agents usually refer to the causative agent of a diseased condition. The zoonoses are classified on the basis of three factors:
Transmission of Zoonotic Diseases
Zoonotic diseases are transmitted through various means. The chances of diseases getting transmitted increase due to the expansion of transition zones between adjacent ecosystems when forests are cleared off for agricultural purposes. This is because the environment is overlapped for wild and domesticated animals. Some of the most common ways of transmission of the diseases are:
Causes of Zoonotic Diseases
The zoonotic diseases can be transmitted from animals to humans in multiple ways, most often, people with a weakened immune system are at risk. A few of the factors responsible for causing zoonotic diseases are:
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