What is COVID-19?

Coronaviruses are a large family of viruses known as coronaviridae which may infect and cause illness in animals or humans.  In humans, several coronaviruses are mainly produce respiratory infections ranging from the common cold to more severe diseases such as Middle East Respiratory Syndrome (MERS) and Severe Acute Respiratory Syndrome (SARS), but some cause gastrointestinal diseases also.

 

We still don’t know exact origin of COVID-19. Initially occurred in group of pneumonia who associated with seafood and live animal market in wuhan city China. since disease are continuously spreading to close contact member like family member and healthcare worker. Now 185 centuries are affected with COVID-19.

Now question is from where coronavirus coming from? As research showed lot of corona virus are circulation in lot of animal and when it jump to human is known as spill over and it are affected by many factor like mutation and close contact with human. Like MERS is coming from camels. But exact reservoir of novel coronavirus are still unknown.

 

How does the COVID-19 spread?

 

People will catch COVID-19 from others who have the virus. The unwellness will unfold from person to person through tiny droplets from the nose or mouth that are unfold once an individual with COVID-19 coughs or exhales, this can be why it's vital to remain quite one meter (3 feet) aloof from an individual who is sick. These droplets land on objects and surfaces and when uninfected person touching these objects or surfaces, then touching their eyes, nose or mouth than they are catching infection.  

A study published in the New England Journal of Medicine showed that coronavirus lives longest on plastic and steel, where it lingered for up to 72 hours, compared to 24 hours on cardboard. Some researchers also found the virus to last in aerosols (tiny droplets suspended in the air) for about 3hrs but all are these finding are laboratory data which is entirely different from real world, but till date the WHO’s determination that coronavirus isn’t an airborne illness.

 

What are the symptom of COVID-19?

 

The most common symptom of COVID-19 are fever, tiredness and dry cough but some patients may have aches and pains, nasal congestion, runny nose, sore throat or diarrhea. These symptom are generally mild and develop gradually. The COVID-19 infection showed wide range of disease severity like some people infected but not have any symptom, most of peoples only have mild symptoms and recover from disease without any special treatment but 1 out of 6 infected peoples develop difficulty breathing and need special treatment. Specially older people and those with underlying medical problems like high blood pressure, Diabetes and immunocompromise peoples are more likely to develop serious illness and these kinds of peoples require special medical attention

 

Who should be tested for COVID-19?

Person with COVID-19 symptom with close contact with infected case or less than 14 days history of travelling to COVID-19 hotspot areas.

 

What can I do to protect myself?

 

As we know COVID-19 spread person to person by droplet from infected person. So by taking some precaution you can reduce chance of being infection and spreading COVID-19:

-Wash your hand regularly and thoroughly with soap and water or rub your hand alcohol base hand rub.

-Maintain 1meter distance between yourself and people who is coughing or sneezing.

-Your hands can transfer virus to eye, nose and mouth so avoid touching these areas.

-Fallow the good respiratory hygiene.

-If you feel unhealthy stay home.

-Keep your knowledge undated regarding COVID-19 hotspot areas and avoid these areas.

 

what are protective measures for person who are in or have recently visited COVID-19 hotspot areas?

 

Taking precaution measures are:

-Wash your hand regularly and thoroughly with soap and water or rub your hand alcohol base hand rub.

-Maintain 1meter distance between yourself and people who is coughing or sneezing.

-Your hands can transfer virus to eye, nose and mouth so avoid touching these areas.

-Fallow the good respiratory hygiene.

-If you feel unhealthy stay home. And immediate contact with health authorities.

-Avoiding contact with others and visits to medical facilities. Call in advance to your healthcare provider.

 

should everyone wear mask to prevent and protect COVID-19 infection?

-No, you should were mask if you are ill with COVID-19 infection or looking after someone who have infection. You should use disposable mask and used once only.

 

How to treat COVID-19?

 

Evidence showed no specific treatment are available . supportive care are best available option. Recently some study showed some antimalarial drug and antiviral drugs show efficacy but more data are needed for definite evidence.

 

Is there a vaccine for COVID-19?

 

 Not yet. To date evidence no vaccine are available against COVID-19. Some possible vaccination are under investigation phase.

 

Who are the develop sever illness with COVID-19?

 

Specially older people and those with underlying medical problems like high blood pressure, Diabetes, kidney disease and immunocompromise like cancer patients  peoples are more likely to develop serious illness and these kinds of peoples require special medical attention.