Coronavirus is an infectious respiratory disease. It is an infection whose first case was reported in Wuhan- China in late 2019 and spread globally. However, people who contract Covid-19 experience symptoms and recover without special treatment. Coronavirus spread from a sick persons’ open mouth or nose through small liquid particles when one coughs, sneezes, or breath.
Covid-19 pandemic.
Coronavirus has become a worldwide pandemic that affected most activities. Therefore, almost all the countries globally had to put in some control measures to prevent the spread of the disease. For instance, measures such as lockdown and work from home to prevent people from being congested in public places. Also wearing face masks whenever in public places also help reduce the spread of the infection. Some vaccines are also administered to any person at will because, with the vaccine, the chances of the disease being severe are low if one gets the virus.
Cause of Coronavirus.
Infection with severe acute respiratory syndrome coronavirus2 causes coronavirus disease(covid19). In addition, the virus that causes COVID-19 spreads easily among people.
Symptoms of Corona virus( Covid-19)
- cough.
- Fever.
- Shortness of breath.
- Muscle or body aches.
- Sore throat.
- Diarrhoea.
- Headache.
- Fatigue.
- Chest pain.
- Nausea.
- Discoloration of finger..
- Tiredness.
Types of Coronavirus.
This infection keeps revolving into different variants. However, some prove to be more contagious as well as more deadly than the original virus. The following are some of the known variants;
Alpha- are members of the first four genera of Covid-19. They are positive-sense, single-strand RNA viruses that infect mammals.
Beta- this one is among the four genera of coronavirus. However, viruses tend to be enveloped, positive-strand RNA viruses that infect mammals.
Gamma- One of the subfamilies of orthocoronavirinae of the family coronaviridae. Likewise, they envelop, positive-sense, single-stranded RNA viruses of zoonotic origin.
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Delta- this is a variant of SARS-COV-2, the virus that causes COVID- 19. This variants’ fast case was from India in 2020.
Omicron- is a variant of SARS-COV-2. However, it was firstly reported to the World Health Organization from South Africa.
Treatment.
There has been only one medication approved for Covid -19 patients. That is the antiviral drug remdesivir. In addition, the Food and Drug Administration also authorize a drug called molnupiravir to treat- mild infections. Moreover, they also authorized convalescent plasma therapy. Again, the U.S National Institutes of Health also recommend the corticosteroid dexamethasone.
Diagnosis of Covid -19.
Covid-19 diagnosis is through a laboratory test. However, the healthcare may collect a sample of saliva or swab the mucus and test.
How to prevent Covid-19
Getting a vaccine against Covid-19 is a key part of prevention. However, people should also take the following steps.
cover nose and mouth in public.
washing hands.
not touching the face.
practicing social distancing.
clean and disinfect.
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