The mysterious new coronavirus, the cause of the COVID-19 infection, appeared in 2019 in The city of Wuhan in China and the first cases of infection appear to have occurred from animals to humans. In fact, viruses in the “coronavirus” family mainly affect animals, with almost 40 different types of this virus identified in animals and only 7 types in humans.
In addition, the first cases of COVID-19 were confirmed in a group of people who were in the same popular market in the city of Wuhan, where several types of live wild animals, such as snakes, bats and beavers, were sold, which could have been ill and has transmitted the virus to people.
- Following these initial cases.
- Other individuals who had never been on the market but also had an image of similar symptoms were identified.
- Supporting the hypothesis that the virus had adapted and been transmitted among humans.
- Possibly by inhalation of droplets.
- Saliva or respiratory secretions suspended in the air after the infected person coughs or sneezes.
Coronaviruses are a group of viruses known to cause diseases ranging from simple influenza to atypical pneumonia, with 7 known types of coronavirus to date, including SARS-CoV-2, which causes COVID-19.
Symptoms of COVID-19 infection are similar to those of influenza, so they can be difficult to identify at home. So, if you think you’re infected, answer questions to find out what the risk is:
In some cases, especially in people with weakened immune systems, the infection can develop into pneumonia, which can cause more severe and life-threatening symptoms. Learn more about coronavirus symptoms and take our online test.
Like any disease, COVID-19 can lead to death, especially when it becomes a situation of severe pneumonia. However, COVID-19 deaths are more common in older people with chronic diseases because their immune system is weaker.
In addition, people who have had a transplant or surgery, have cancer, or are treated with immunosuppressants also have an increased risk of complications.
Learn more about COVID-19 by watching the following video
COVID-19 transmission occurs primarily by coughing and sneezing in an infected person, and can also occur through physical contact with contaminated objects and surfaces. Learn more about COVID-19 transmission.
As with the prevention of transmission of other viruses, it is important to take certain measures to protect yourself from COVID-19, such as:
Find out how to wash your hands thoroughly in the video below: