Epidemic
Today, there are many epidemics around the world and it has a great impact on people's health, economy and social lives, including the COVID-19 epidemic that affects the whole world. Outbreaks usually occur as a result of the spread of a microorganism. Most microorganisms are controlled by people's immune systems, but some affect the human body and can lead to serious illness. Outbreaks can spread quickly among humans and be difficult to control. Therefore, outbreaks can pose an even greater threat, especially in countries where health systems are under-capacity or weak. Outbreaks are considered natural disasters because human activities as well as natural factors can play a role in the spread process. Factors such as people's travel habits, large crowds, and poor hygiene can contribute to the spread of epidemics. In addition, human activities such as climate change and human intervention in natural habitats can increase the risk of epidemics. The effects of epi...