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| Corona-Virus COVID-19 |
Define: The corona-virus pandemic is an
ongoing pandemic of corona-virus disease known by COVID-19. Its symptoms include
fever, cough, fatigue, shortness of breath, and loss of smell. Complications
may include pneumonia and acute respiratory distress syndrome. The time from
exposure to onset of symptoms is typically around 5 days, but may range from 2
to 14 days. It spread between people
during close contact, often via small droplets produced by coughing, sneezing,
or talking. People may also become infected by touching a contaminated surface
and then touching their face. It may survive on surfaces for up to 72 hours.
Source:
For the first time it was
identified in Wuhan, China, in December 2019. The WHO declared the outbreak a
Public Health Emergency of International Concern on 30 January, and a pandemic
on 11 March.
history:
Till Today more than 3.11 million cases of COVID-19
have been reported in 185 countries and territories, resulting in more than
217,000 deaths. More than 928,000 people have recovered.
The first known case may trace back to 1 December 2019 in
Wuhan, Hubei, China. Within a month, the number of coronavirus cases in Hubei
gradually increased. According to official Chinese sources these were mostly
linked to the Huanan Seafood Wholesale Market, which also sold live animals,
and one theory is that the virus came from one of these animals.
A pneumonia cluster of unknown cause was observed on 26
December and treated by the doctor Zhang Jixian in Hubei Provincial Hospital,
who informed the Wuhan Jianghan CDC on 27 December. On 30 December, a group of
doctors at Wuhan Central Hospital alerted their colleagues of a "SARS-like
coronavirus".
During the early stages of the outbreak, the
number of cases doubled approximately every seven and a half days. In early and
mid-January 2020, the virus spread to other Chinese provinces. On 20 January,
China reported nearly 140 new cases in one day. Later official data shows 6,174
people had already developed symptoms by then. on 24 January indicated human
transmission, strongly recommended personal protective equipment for health
workers, and said testing for the virus was essential due to its "pandemic
potential". On 30 January, the WHO declared that the coronavirus was a
public health emergency of international concern. By 26 March, the United
States had overtaken China and Italy with the highest number of confirmed cases
in the world. As of 23 April 2020, more than 3.11 million cases have been
reported worldwide; more than 217,000 people have died and more than 928,000
have recovered.
Treatment:
There is no known vaccine or specific
antiviral treatment. Primary treatment is symptomatic and supportive therapy.
The Best Recommended preventive measures include hand washing, covering one's
mouth when coughing, maintaining distance from other people, wearing a face
mask in public settings, and monitoring and self-isolation for people who
suspect they are infected.
It's impact on the world:
The pandemic has caused severe global
socioeconomic disruption, including the largest global recession since the
Great Depression. It has led to the postponement or cancellation of sporting,
religious, political and cultural events. Besides it Schools, universities and
colleges have closed either on a nationwide or local basis in 194 countries,
affecting approximately 98.5 per cent of the world's student population.
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