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What is epidemic short note?

What is epidemic short note?

An epidemic is a sudden disease outbreak that affects a large number of people in a particular region, community, or population. In an epidemic, the number of people affected by the disease is larger than what is normally expected.

What is an example of a epidemic?

What is an Epidemic? The Centers for Disease Control and Prevention (CDC) describes an epidemic as an unexpected increase in the number of disease cases in a specific geographical area. Yellow fever, smallpox, measles, and polio are prime examples of epidemics that occurred throughout American history.

What is the cause of 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 is epidemic disaster?

It can also refer to the appearance of a significant number of cases of an infectious disease in a region or population that is usually free from that disease. Epidemics may be the consequence of disasters of another kind, such as tropical storms, floods, earthquakes, droughts, etc.

What diseases are endemic?

Endemic: A characteristic of a particular population, environment, or region. Examples of endemic diseases include chicken pox that occurs at a predictable rate among young school children in the United States and malaria in some areas of Africa.

What is an epidemic vs pandemic?

AN EPIDEMIC is a disease that affects a large number of people within a community, population, or region. A PANDEMIC is an epidemic that’s spread over multiple countries or continents. ENDEMIC is something that belongs to a particular people or country.

What are the dangers of Covid 19?

“You not only get severe damage to the lungs, which may or may not be directly attributable to the virus,” says Forthal. “But the cytokine storm also can contribute to coagulopathy [clot formation], kidney damage and heart damage.” This is what’s causing some people to become severely ill or die, Forthal says.

Do pandemics last forever?

That probably sounds bleak, but don’t despair. The truth of the matter is that pandemics always end. And to date vaccines have never played a significant role in ending them. (That doesn’t mean vaccines aren’t playing a critical role this time.

What plague was in the 1800s?

What was the Third Plague Pandemic? The Third Plague Pandemic (1855–1959) was unprecedented for a number of reasons. For the first time in history, bubonic plague reached all five continents, striking major cities from Hong Kong (in 1894) to Bombay (1896), Sydney (1900), Cape Town (1901) and Los Angeles (1924).

What are the symptoms of Cocoliztli?

According to Francisco Hernández de Toledo, a physician who witnessed the outbreak in 1576, symptoms included high fever, severe headache, vertigo, black tongue, dark urine, dysentery, severe abdominal and chest pain, head and neck nodules, neurologic disorders, jaundice, and profuse bleeding from the nose, eyes, and …

Is Ebola a epidemic or pandemic?

Ebola has so far only affected African countries and occasional cases outside of the continent have been rapidly contained. But the virus could mutate to spread more easily between people, making it more of a pandemic threat.

What do you need to know about epidemiology?

Epidemiology is the method used to find the causes of health outcomes and diseases in populations. In epidemiology, the patient is the community and individuals are viewed collectively. By definition, epidemiology is the study (scientific, systematic, and data-driven) of the distribution (frequency, pattern) and determinants (causes,

What is the medical definition of an epidemic?

epidemic. noun. Medical Definition of epidemic (Entry 2 of 2) 1 : an outbreak of epidemic disease. 2 : a natural population (as of insects) suddenly and greatly enlarged. Keep scrolling for more. Comments on epidemic.

Is there a loneliness epidemic in the United States?

The “Loneliness Epidemic”. Nearly one out of three older Americans now lives alone — and the health effects are mounting, experts say. Loneliness and social isolation can be as damaging to health as smoking 15 cigarettes a day, researchers warned in a recent webcast, and the problem is particularly acute among seniors, especially during holidays.

Who is to blame for a baseball epidemic?

Orthopedists often blame coaches and parents for failing to monitor how many pitches kids are throwing and for not giving them time to rest their arms.