Where did the H1N1 virus start?
The 2009 swine flu outbreak originated in Veracruz, Mexico. Health workers traced the virus to a pig farm in this southeastern Mexican state. A young boy who lived nearby was among the first people to contract the swine flu.
When was the first case of H1N1?
History. H1N1 was first detected in April 2009 in a 10-year-old girl in California. It was declared a global pandemic in June 2009 by the World Health Organization (WHO) and was finally over in August 2010.
How did H1N1 start in 2009?
Summary: The 2009 swine H1N1 flu pandemic — responsible for more than 17,000 deaths worldwide — originated in pigs from a very small region in central Mexico, a research team is reporting.
Did the swine flu come from China?
2020 G4 EA H1N1 publication G4 EA H1N1, also known as the G4 swine flu virus (G4) is a swine influenza virus strain discovered in China. The virus is a variant genotype 4 (G4) Eurasian avian-like (EA) H1N1 virus that mainly affects pigs, but there is some evidence of it infecting people.
What was the worst outbreak in history?
The Worst Outbreaks in U.S. History Smallpox. Yellow fever. Cholera. Scarlet fever. Typhoid Mary. 1918 H1N1. Diphtheria. Polio.
When was the last virus pandemic?
The 1918 influenza pandemic was the most severe pandemic in recent history. It was caused by an H1N1 virus with genes of avian origin. Although there is not universal consensus regarding where the virus originated, it spread worldwide during 1918-1919.
How long did the 1918 pandemic last?
The influenza pandemic of 1918–19, also called the Spanish flu, lasted between one and two years. The pandemic occurred in three waves, though not simultaneously around the globe.
Is there a vaccine for H1N1?
The U.S. Food and Drug Administration (FDA) has approved the use of one dose of vaccine against 2009 H1N1 influenza virus for persons 10 years of age and older. For children who are 6 months through 9 years of age, two doses of the vaccine are recommended. These two doses should be separated by 4 weeks.
How many people died from swine flu 2009?
How did swine flu jump to humans?
Transmission of swine influenza viruses to humans is uncommon. However, the swine influenza virus can be transmitted to humans via contact with infected pigs or environments contaminated with swine influenza viruses.
What kind of flu was H1N1?
The H1N1 flu, commonly known as swine flu, is primarily caused by the H1N1 strain of the flu (influenza) virus. H1N1 is a type of influenza A virus, and H1N1 is one of several flu virus strains that can cause the seasonal flu. Symptoms of the H1N1 flu are the same as those of the seasonal flu.