Covid 19 outbreak in Wuhan

Covid 19 outbreak in Wuhan

On This Day The Covid 19 outbreak in Wuhan

On this day on December 31, 2019, the WHO China Country Office was informed of cases of pneumonia unknown (Covid 19) etiology detected in Wuhan City, Hubei Province of China.

During, in December 2019, the number of Coronavirus cases in Hubei progressively increased. Meanwhile, it has reach 60 by December 20 and at least 266 by December 31.

However, on the same day, the WHO received reports of a cluster of viral pneumonia cases of an unknown cause in Wuhan, and an investigation was launched at the beginning of January 2020.

Customers who were measuring body temperature before entering the supermarket in Wuhan during 2019-nCoV coronavirus outbreak
Customers who were measuring body temperature before entering the supermarket in Wuhan during 2019-nCoV coronavirus outbreak

Firstly, 282 confirmed Covid 19 cases have been reported from four countries including China (278 cases), Thailand (2 cases), Japan (1 case), and the Republic of Korea (1 case) On 20 January 2020.

As a result, the virus, which causes the illness known as COVID 19, became a global pandemic. Meanwhile, the pandemic spread over 215+ countries/others that have been effect by a coronavirus.

Covid 19 pandemic lockdown in Hubei

The last train on the Wuhan Metro before the lockdown
The last train on the Wuhan Metro before the lockdown

Meanwhile, the central government of China imposed a lockdown in Wuhan and other cities in Hubei in a try to quarantine the center of an outbreak of covid 19 diseases 2019, on 23 January 2020.

Coronavirus 2

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the strain of coronavirus that causes coronavirus disease during in 2019 (Covid 19). Therefore, respiratory illness was responsible for the COVID-19 pandemic.

Covid 19 Pandemic

Meanwhile, the World Health Organization declared the outbreak a Public Health Emergency of International Concern on 30 January 2020, and a pandemic on 11 March 2020.

Signs and Symptoms

However, the symptoms of Covid 19 are variable, ranging from mild symptoms to severe illness.

Most common symptoms:

  • Fever.
  • Dry cough.
  • Tiredness.

Less common symptoms:

  • Aches and pains.
  • Sore throat.
  • Diarrhea.
  • Conjunctivitis.
  • headache.
  • Loss of taste or smell.
  • Rash on the skin, or discoloration of fingers or toes.

Serious symptoms:

  • Difficulty breathing or shortness of breath.
  • Chest pain or pressure.
  • Loss of speech or movement.
Covid 19 Symptoms
Covid 19 Symptoms

However, people with the same infection may have different symptoms, and their symptoms may change over time. As a result, it takes 5–6 days from when someone is infected with the coronavirus for symptoms to be identified. However, sometimes it can take up to 14 days. Above all, symptoms keep you unhealthy.


Therefore, the Covid 19 transmission from person to person generally via the respiratory route after an infected person.

  • Coughs
  • Sings
  • Sneezes
  • Talks
  • Breathes
Covid 19 Transmission
Covid 19 Transmission


To prevent infection and to slow transmission of Covid 19, do the following:

  • Firstly, wash your hands regularly with soap and water or use alcohol-based hand rub.
  • Always try to maintain at least a 2-meter distance.
  • Meanwhile, avoid touching your face.
  • Cover your mouth and nose when coughing or sneezing.
  • Stay home if you feel unwell.
  • Most importantly, refrain from smoking and other activities that weaken the lungs.
  • Further, practice physical distancing by avoiding unnecessary travel and staying away from large groups of people.

Above all, good practice help to keep you healthy.

Covid 19 Prevention
Covid 19 Prevention

The first Coronavirus traced

On this day on November 17, 2019, the first known case of Coronavirus was traced in China.

The first covid 19 patients were traced in a market in Wuhan, Hubei Province, China
The first covid 19 patients were traced in a market in Wuhan, Hubei Province, China

On This Day Coronavirus

Confirmed deaths per 100,000 population as of 15 December 2021

However, the pandemic affects over 215+ countries and 82,738,782+ patients identified and unfortunately, it cost 1,804,915+ lives all around the world up to now. On the other hand, 58,622,096+ covid 19 patients have been recovered from the virus up to now all around the world.

Top 10 most Coronavirus Cases in the world (December 31, 2021)

  1. USA : 54,656,866
  2. India : 34,822,040
  3. Brazil : 22,263,834
  4. UK : 12,559,926
  5. Russia : 10,479,344
  6. France : 9,534,357
  7. Turkey : 9,402,083
  8. Germany : 7,101,162
  9. Iran : 6,192,698
  10. Spain : 6,133,057

Top 10 lowers Coronavirus Cases in the world (December 31, 2021)

  1. Micronesia : 1
  2. Tonga : 1
  3. Saint Helena : 2
  4. Samoa : 3
  5. Marshall Islands : 4
  6. Vanuatu : 6
  7. MS Zaandam : 9
  8. Western Sahara : 10
  9. Palau : 10
  10. Solomon Islands : 24

Covid Free Countries Worldwide (December 31, 2021)

However, there are only a few countries/others in the world that, zero covid cases found.

  • Kiribati
  • Nauru
  • Tuvalu

How many Coronavirus variants found up to now?

However, except for the original Coronavirus, there are more than three new strains identified to date. Meanwhile, the new Coronavirus was found in the United Kingdom (UK), Nigeria, Japan, and India.

Alpha. (B.1.1.7)

The “Alpha” variant, firstly detect in the United Kingdom. In October 2020 during the COVID-19 pandemic sample taken the previous month in Kent. Meanwhile, lineage B.1.1.7 is labeled as an Alpha variant by the WHO. This COVID-19 variant appears to spread more easily and might have an increased risk of hospitalisation and death.

Beta (lineage B.1.351)

The “Beta” variant, firstly detect in South Africa. On 18 December 2020, the 501.V2 variant, also known as 501.V2, 20H (V2) or lineage B.1.351. Meanwhile, it has been named as a Beta variant by WHO. However, researchers reported that the rampancy of the variant was higher among young people with no underlying health conditions. However, this variant appears to rampancy more easily.

Gamma (lineage P.1)

The “Gamma” variant or also known as lineage P.1, was firstly detecte in Tokyo during on January 6, 2021, by the National Institute of Infectious Diseases (NIID). Meanwhile, it has been labeled as a Gamma variant by WHO. However, this variant reduces the effectiveness of some monoclonal antibody medications and the antibodies generated by a previous COVID-19 infection or a COVID-19 vaccine.

Delta (B.1.617.2)

The “Delta” variant or also known as B.1.617.2, was firstly detecte in India during October 2020 and has since rampancy internationally. Meanwhile, on 6 May 2021, British scientists revealed B.1.617.2 as a “variant of concern”. Meanwhile, it has been labeled as a Delta variant by WHO. However, the “Delta” variant rampancy more quickly than the original version of the virus and could spread as rapidly as Alpha.

Omicron (B.1.1.529)

The “Omicron” variant, known as lineage B.1.1.529, as of December 2021, is the newest variant. It was first reported to the World Health Organization (WHO) from South Africa on 24 November 2021.