
Introduction:
COVID-19 is a contagious sickness which is caused by a novel corona virus. Coronaviruses are one kind of virus. SARS-CoV-2 is responsible for COVID-19.
It’s first emerged in Wuhan, a city in China, in December 2019. All over the world, people are stayed at home to protect them from the coronavirus. But the patient of COVID-19 is increasing day by day. The whole nation has remained quiescent, and everybody is only looking for the vaccine.
Types of coronavirus:
There exist hundreds of coronaviruses in the earth. But we know that seven types of coronavirus are affected, people. Four human coronaviruses only fall out light- or occur many symptoms. The other coronaviruses are more dangerous for human beings.
In the below seven types of coronavirus are–
The four types of human coronaviruses, which is typical:
- HKU1
- 229E
- OC43
- NL63
The ordinary human coronaviruses are usually caused Schnell to moderate symptoms.
Three other human coronaviruses:
These types of coronaviruses are very hazardous for the whole nation of the world. The existence of a human being is threaded.
SARS-CoV
The full form of SARS-CoV is Severe Acute Respiratory Syndrome (SARS). The first human cases appeared in southern China in November 2002. Many scientists accomplish that SARS-CoV may have come from the bats and then transmitted to the human. During the 2002-2003 epidemic, there were 774 reported deaths occurred all over the world.
MERS-CoV
The complete form of MERS-CoV is Middle East Respiratory Syndrome (MERS). It emerged in Saudi Arabia in September 2012.
SARS-CoV-2
SARS-CoV-2 occurs COVID-19. This new coronavirus was founded in Wuhan, a city of China, in late December 2019. After a few months, SARS-CoV-2 has spread all over the world and transmitted person-to-person contact.
This type of virus is impendence for us. COVID-19 patients are 21,287,480 all over the world. And the number of death is about 76, 2014, according to 16 August 2020. The confirmed cases and mortality rate is increasing day by day.
The Symptoms of COVID-19:
Many symptoms in the human body cause the coronavirus. These are the following—
- Cough
- Diarrhoea
- Fever
- chills Headache
- Body or muscle aches
- Nausea
- Smell losing
- Shortness of breath
- Sore throat
Some rare cases, COVID-19 may lead to kidney failure or death, and respiratory problems.
How we prevent coronavirus:
To keep ourselves safe from coronavirus, we should follow the tips and strategies are given below:
- Wash our hands within 20 seconds and carefully.
- We should avoid touching our faces by hand.
- Avoid hugging people — for now.
- Shut shaking hands.
- Don’t share our peculiar items.
- When we have a cough and sneeze, cover our mouth and nose.
- We should clean and sterilize surfaces.
- We need to take physical (social) distancing seriously.
- We should avoid eating or drinking in public places.
- And wash fresh groceries.
COVID-19 DESTROYS the world economy:
The global economy will secede by 5.2% this year, according to World Bank prognosis. The U.S. economy is reducing about 6.5% in this pandemic situation. Japan’s economy reins declined to shrink by 6.1% as preventive measures have slowed economic activity. All over the world, the financial situation hampered severely.
Is it easy to develop a vaccine of COVID-19:
To develop a vaccine is not easy. It’s taking too many years to develop a vaccine like the influenza virus is taking about 20 years to develop a vaccine. So there is no hope of the invention coronavirus vaccine.
Conclusion:
The pandemic all over the world is increasing day by day. There is not invented a coronavirus vaccine until now. Everyone knows that prevention is better than treatment. So this only the one thing we should do, we are remained at home to protect ourselves from the COVID-19.