A smallpox epidemic killed between 5 and 8 million of the native population in the following two years over the next century, less than 2 million would survive this and other communicable diseases brought by european explorers. Section 11: epidemic disease occurrence level of disease the amount of a particular disease that is usually present in a community is referred to as the baseline or endemic level of the disease this level is not necessarily the desired level, which may in fact be zero, but rather is the observed level.
As medicine advances, there are fewer infectious disease outbreaks, or epidemics an epidemic is when an infectious disease spreads within a community or area during a specific time period learn about the biggest outbreaks to spread across the united states, and where we are now. Some communicable disease epidemics are cyclic, with spikes in cases occurring seasonally or in another predictable pattern influenza, or the flu, is a common example in the united states, flu season occurs during the winter months, typically reaching epidemic levels in a matter of weeks global flu epidemics -- known as pandemics -- are. Marked increase in prevalence of a disease in a specific population or area, usually with an environmental cause, such as an infectious or toxic agent marked increase in prevalence of a disease in a specific population or geographic area, usually with an environmental cause, such as an infectious.
Strains of this disease have been traced back to the dna of ancient egyptian mummies, revealing that this epidemic has been wreaking havoc on humanity for thousands of years caused by a bacteria that spreads through the air, this disease attacks the lungs and causes internal weakness, chest pains, night sweats, and terrible fits of coughing.
List of epidemics plague panel with the triumph of death 1607–35, deutsches historisches museum berlin this article is a list of epidemics of infectious disease. During the latter half of the 20th century, serogroup a meningococci have been responsible for most epidemic disease in africa however, as with other regions of the world, cases caused by serogroup b, c, y, w135, and x meningococci have been occasionally responsible for epidemics. These are some of the infectious diseases that most concern health officials today 2014 the 2014 epidemic of ebola hemorrhagic fever in west africa was the largest ebola outbreak on record.
An epidemic is a disease that spreads rapidly among many people in a community at the same time in the 1980s, the fast-spreading aids epidemic transformed life on our planet. As epidemic diseases were brought under control the public health service began to shift its attention to other areas such as cancer, heart disease, health in the workplace, and the impact of environmental problems, such as toxic waste disposal, on health. A pandemic is an epidemic that occurs over a wide area, such as multiple continents or the entire world, whereas an epidemic is an outbreak of disease that affects a disproportionately higher.
Epidemics, pandemics, and outbreaks when is a disease outbreak a concern and what is the difference between an epidemic and a pandemic learn the basics about the spread of serious diseases and. Who’s primary role is to direct and coordinate international health within the united nations’ system who main areas of work include: health systems, promoting health through the life-course, noncommunicable diseases, communicable diseases, corporate services, preparedness, surveillance and response.
What is an epidemic an epidemic occurs when an infectious disease spreads rapidly to many people for example, in 2003, the severe acute respiratory syndrome (sars) epidemic took the lives of nearly 800 people worldwide what is a pandemic a pandemic is a global disease outbreak. Deadly diseases: epidemics throughout history experts warn a global pandemic will halt humanity as we know it in the next 20 to 30 years past epidemics may offer some insight into what the.