At the end of the year 2019 in December, in Wuhan, China became the epicenter of an outbreak of pneumonia of unknown etiology that did not seem to have any treatment that worked. In a few days the infections increased in an unimaginable way, and the detail is that not only in China but also in different countries. The causative agent was identified, a new coronavirus (2019-nCoV) later classified as SARS-CoV2 causing the disease COVID-19 On March 11, 2020, the World Health Organization declares this disease a pandemic. The purpose of this review is to discuss the causes and origin of this pandemic, as well as the possible measures to contain it. We hope that soon all this happens and so we can hug again as we did before. #reviews

How and why? The reason for the pandemic?

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