What causes an epidemic?
Epidemics of infectious disease are generally caused by several factors including a change in the ecology of the host population (e.g., increased stress or increase in the density of a vector species), a genetic change in the pathogen reservoir or the introduction of an emerging pathogen to a host population (by …
What epidemic means?
Epidemic: The occurrence of more cases of a disease than would be expected in a community or region during a given time period. A sudden severe outbreak of a disease such as SARS. From the Greek “epi-“, “upon” + “demos”, “people or population” = “epidemos” = “upon the population.” See also: Endemic; Pandemic.
How long did the plague pandemic last?
One of the worst plagues in history arrived at Europe’s shores in 1347. Five years later, some 25 to 50 million people were dead. Nearly 700 years after the Black Death swept through Europe, it still haunts the world as the worst-case scenario for an epidemic.
How many people died in the Black Plague?
25 million people
What plague happened in 1720?
On May 25, 1720, a ship named the Grand Saint-Antoine arrived in the port of Marseille, France, laden with cotton, fine silks, and other goods. The invisible cargo it also carried, the bacteria known as Yersinia pestis, launched the Great Plague of Provence, the last major outbreak of bubonic plague in Europe.
What plague happened in 1620?
The Black Death was an epidemic of bubonic plague, a disease caused by the bacterium Yersinia pestis that circulates among wild rodents where they live in great numbers and density.
Did 1620 have a plague?
Plague was endemic in Constantinople again between 1533 and 1549, between 1552 and 1567, and for most of the remaining 16th century. Plague repeatedly struck the cities of North Africa. Algiers lost 000 to it in 1620–21, and again in 1654–57, 1665, 1691, and 1740–42.
Why is 1620 important?
On September 16, 1620, the Mayflower sails from Plymouth, England, bound for the New World with 102 passengers. The ship was headed for Virginia, where the colonists—half religious dissenters and half entrepreneurs—had been authorized to settle by the British crown.
When was the last plague?
The last urban plague epidemic in the United States occurred in Los Angeles from 1924 through 1925.
What was the first plague pandemic?
The Plague of Justinian or Justinianic Plague (541–549 AD) was the beginning of the first plague pandemic, the first Old World pandemic of plague, the contagious disease caused by the bacterium Yersinia pestis.
What is the final plague?
Killing of the firstborn In the 10th, and last plague, Moses tells the Pharaoh that all the firstborns in the land of Egypt would perish.
How long did the Egyptian plagues last?
Then the LORD said to Moses, “Stretch out your hand toward the sky so that darkness will spread over Egypt—darkness that can be felt.” So Moses stretched out his hand toward the sky, and total darkness covered all Egypt for three days. No one could see anyone else or leave his place for three days.