Recently an outbreak of coronavirus has become an issue of a global health emergency. It started from Wuhan a city of china's Hubei province in December 2019. It has killed over 900 people till date. More than 40,000 cases have been reported all over the world, most of them are from China. The virus has since spread to many countries including India. In India there 3 confirmed cases of people infected from coronavirus in the state of Kerala.
What is coronavirus?
According to WHO Coronaviruses (CoV) are a large family of viruses that cause illness ranging from the common cold to more severe diseases such as Middle East Respiratory Syndrome (MERS-CoV)and Severe Acute Respiratory Syndrome (SARS-CoV). A novel coronavirus (nCoV) is a new strain that has not been previously identified in humans.
There are two types of coronavirus first SARS-CoV that were transmitted from civet cats to humans and second MERS-CoV that was transmitted from dromedary camels to humans. There has been researching conducted and the reports say that there are several known coronaviruses that are circulating in animals but that have not yet infected humans.
The novel coronavirus, identified by Chinese authorities on January 7 and named 2019-nCoV, is a new strain that had not been previously identified in humans.
There is very little information about the virus till date but transmission from animals to humans is confirmed.
Where did this virus originate?
On February 7, the Chinese researchers said the virus could have spread from an infected animal species to humans through illegally trafficked pangolins. Scientists have pointed to either bats or snakes as the original source of the virus. The WHO says that an animal source is most likely to be the mother of such an outbreak.