Ana María Camargo

WHAT'S THE BUBONIC PLAGUE? The flu caused by the Yersinia Pestis bacteria is called plague.  Black Death is the name given to the plague epidemic that struck Europe in the Middle Ages. The other two famous pandemics occurred in the 6th century, known as the Justinian plague and, in the 19th century, called the third epidemic. In most cases, the Yersinia pestis bacteria is transmitted to humans when bitten by a flea that had previously been fed on the blood of an infected rodent, tales such as rats, squirrels, prairie dogs, or rabbits. THE HISTORY ·       The second great plague pandemic occurred in the second half of the Middle Ages, in the 14th century, having been called black plague. ·       The black plague originated in China and reached Europe through the ports of Italy, France and Spain in the years 1347 and 1348. In just 4 years the bacteria sprea...

The covid-19 is the most recently discovered infectious disease caused by the coronavirus. Both the new virus and the disease were unknown before the outbreak in Wuhan, China in December 2019. Infection occurs when a sick person coughs or sneezes and expels virus particles that come in contact with other people.   Coronaviruses are viruses that arise from infections in different areas of the world and that cause Acute Respiratory Infection, that is, the flu, which can be mild, moderate or severe.