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Coronavirus: Symptoms and Risks

covid-19 symptoms and risks

Since early 2020, Coronavirus has emerged as a whirlwind killing thousands of people, causing economic losses and a host of other activities around the globe. decide and take measures against Coronavirus.

As of March 27, about 531,799 people worldwide were positive for COVID-19, a disease caused by Coronavirus. Of these, 24,071 died from COVID-19 according to Worldometers.

What is Coronavirus?

The WHO identified coronavirus as a virus that causes symptoms ranging from the common cold to more serious illnesses such as severe acute respiratory syndrome (SARS) and the Middle East respiratory syndrome (MERS).

The virus was originally able to pass from animals to humans. For example, SARS originates from the virus in cats to humans, while MERS is derived from a type of camel.

Currently, the pandemic strain of Coronavirus in Wuhan (2019-nCoV) is a new strain that has never appeared in humans and is likely to be transmitted from person to person.

The symptoms of Corona (Covid-19)

Coronavirus has typical symptoms. However, it is similar to the symptoms of virus infection due to the common cold, so many people still mistakenly believe that it leads to improper treatment and spread of illness to relatives and the community. When having the following 3 symptoms, you should immediately go to the hospital for a checkup.

Feeling short of breath

The most noticeable and dangerous symptom caused by coronary pneumonia is shortness of breath. If you have a stuffy nose and a choking sensation in your throat and chest, it could be a sign that your body is alerting you to new viral pneumonia.

The reason it causes breathing difficulties is due to acute respiratory distress syndrome or even respiratory failure for a short time, which is also the main cause of Coronavirus deaths.

Cough a lot

A cough is the second most dangerous symptom that can occur with coronavirus. Cough due to corona will not go away when taking normal cough medicine. So when coughing a lot, prolonged need to know that if it is a respiratory infection or the common cold can often cause sore throat, runny nose, stuffy nose, hoarseness, ...

However, if taking medicine or home treatment does not help, combined with the above symptoms of dyspnea may be an indication that the lesion has spread to the bronchi and below.


The third major symptom of coronary virus infection is the presence of fever. This is also the first signal of many people infected with corona. The level of fever in many infected people can vary, some people have elevated temperatures and some have a mild fever.

Especially if you and your relatives have come to Wuhan, Hubei recently or have a history of close contact with people from the epidemic area, when you come back, isolate yourself and go to the medical facility. To be tested promptly to protect the health of the family and the surrounding community.

How deadly it is?

With approximately 24,071 recent recorded deaths, the number of new coronavirus deaths has exceeded that of SARS 2002-2003.

According to data from China, about 2% of people infected with coronavirus died, suggesting that this virus can be more deadly than seasonal flu but its less 'damage' is not as good as SARS. With SARS, every 100 people infected will die. MERS outbreak in 2012 has a mortality rate of about 35%.

Coronaviruses cause a wider spread than SARS and a higher number of infections, and approximately 3.4% mortality rate according to WHO.

How is Coronavirus spread and how can it be prevented?

The virus can be spread by droplets when an infected person exhales, coughs or sneezes, and can spread it through surfaces contaminated with viruses, such as doorknobs, furniture, etc.

Experts say the Coronavirus spreads more easily than the SARS virus. Corona incubation period is up to 14 days. Before the infected person had symptoms, they could have spread the virus to others.

The World Health Organization recommends that people frequently wash their hands, cover their nose and mouth when sneezing or coughing, and avoid close contact with people who are sick.

Is this a global emergency?

Of course, this is a global health emergency, in particular WHO has raised the alert about Covid-19 as a global pandemic.

The announcement is also a call for all countries in the world to follow WHO guidelines and fight against pandemics

Five global health emergencies since 2005 when they were officially declared: swine flu in 2009, polio 2014, Ebola 2014, Zika 2016, and 2019 is pandemic Covid-19.

Are smokers at high risk of Coronavirus?

Smoking can make people more susceptible to serious complications from coronavirus infection, the European Union's disease control agency said.

Smokers are among the most vulnerable groups caused by Covid-19, according to the updated Coronavirus risk assessment by the European Center for Disease Control and Prevention (ECDC) by Smokers are prone to respiratory complications.

More :

Covid-19 epidemic shifting trend of online shopping

Can a face mask really protect against Coronavirus (Covid - 19)

Things you have to know to prevent Coronavirus Covid-19

Top medical equipment and medicines for traveling during the Covid-19 epidemic

Complete guide to home quarantine to cope with Covid-19 pandemic

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