The 2009 swine flu pandemic was an influenza pandemic that lasted from january 2009 to august 2010, and the second of the two pandemics involving h1n1 influenza virus the first being the 19181920 spanish flu pandemic, albeit a new strain. Swine flu vaccination flu shots flu shots taken to prevent seasonal flu are thought to be ineffective against this relatively new strain of flu. Viruses adapted to swine can also combine with human and avian viruses. Some people with swine flu also have reported runny nose, sore throat, nausea, vomiting and diarrhea. If you have flu symptoms, follow cdcs regular recommendations for seeking treatment for influenza. The signs and symptoms of swine flu are similar to those of infections caused by other flu strains and can include. People with swine flu may be more likely to feel nauseous and throw up than people who have seasonal flu. Symptoms of zoonotic swine flu in humans are similar to those of influenza and of influenzalike illness in general, namely chills, fever, sore throat, muscle pains, severe headache, coughing, weakness, shortness of breath, and general discomfort.
If you do have swine flu h1n1 flu, you can give it to others starting about 24 hours before you develop symptoms and ending about seven. The swine flu viruses that infect pigs can change, easily transmitting the virus to humans. It is caused by virus called h1n1 virus introduced in 2009. The symptoms of swine flu are very much like those of regular influenza. Wikipedia causes how is it causedspread of disease. Swine flu, also known as the h1n1 virus, is a type influenza virus that causes symptoms similar to regular flu. Swine flu symptoms, prevention, precautions and home remedies to avoid it. By june 2009, the world health organization declared that a pandemic of. Swine flu is a strain of flu that normally occurs among pigs but has begun spreading among humans.
Learn more about the many benefits and features of joining harvard health online. Information on how the swine flu is transmitted, the symptoms, prevention, treatment, and the effectiveness of the swine flu vaccine. Like the regular flu, swine flu can lead to more serious problems including pneumonia, a lung infection, and other. Infection with any of these viruses causes a flulike. Mar 30, 2015 the h1n1 swine flu has the similar causes and the transmission modes and means as that of the seasonal flu we get from the rhino virus. Swine flu h1n1, h3n2v symptoms, vaccination, treatment, causes. The report can be purchased and downloaded electronically in pdf file. It is a respiratory infection caused by influenza a virus. However, sporadic human infections with swine flu have occurred.
The centers for disease control and prevention recommends annual flu vaccination for everyone age 6 months or older. May 31, 2019 the influenza virus that causes swine flu is termed h1n1 2009. Get the facts on swine flu swine influenza a h1n1 virus history, symptoms, how this contagious infection is transmitted, prevention with a vaccine, diagnosis, treatment, news, and research. Swine flu, also called hog or pig flu, is an infection caused by any one of the several types of swine influenza virus siv which is common throughout pig population world wide. Between 25 and 30 percent of pigs worldwide carry antibodies to swine influenza viruses, which indicates that these animals have been exposed to swine flu. Jan 10, 2015 with both delhi and chandigarh reporting new incidence of swine flu, and even deaths, heres a lowdown on what you need to know about the disease, its treatment and prevention. People with symptoms of flu should not leave home or travel.
Symptoms of swine flu the incubation period generally varies from 24 hours to 72 hours and lasts for 7 to 10 days. Signs of swine flu in pigs that do experience the symptoms include fever, depression, breathing difficulties, coughing continuously, discharge from the nose or eyes, sneezing, eye redness or inflammation, not eating. Complications like seasonal flu, swine flu symptoms can be mild or extremely severe. H1n1 influenza or swine flu is a highly contagious acute respiratory disease of pigs caused by type a influenza virus that regularly causes outbreaks of influenza in pigs. On may 22, 2009 the us centers for disease control and. Swine flu is a new strain of influenza virus that causes symptoms similar to the regular flu.
The symptoms of swine flu are similar to those of regular flu. Learn about the risks of swine flu, its complications, and who should be most concerned. Management of swineflu patients in the intensive care. And it can make an illness like diabetes or asthma worse.
Prevention these measures help prevent swine flu h1n1 flu and limit its spread. About europe pmc funders joining europe pmc governance roadmap outreach. Pdf swine flu and the current influenza a h1n1 pandemic. Swine influenza simple english wikipedia, the free encyclopedia. Symptoms of swing flu are pretty much the same as seasonal flu. Nov 03, 2011 so far, swine flu seems to be easily transmissible, but not very virulent, nelson says. Also know what are the root causes and treatments of swine flu. The recent flu epidemic caused by an h1n1 swine influenza virus presents. Swine flu is contagious, and it spreads in the same way as the seasonal flu. The drug amantadine appears to be effective in preventing type a influenza, and. Five ways to protect yourself from swine flu harvard health. Important information about swine flu this leaflet contains important information to help. During a previous outbreak of swine flu in 1976, swine flu vaccinations were given, however they are unlikely to be effective against the recent mutated form.
To prevent the spread of swine flu a number of steps can be taken. Like the regular flu, swine flu can lead to more serious problems including pneumonia, a. The tree was constructed using the neighborjoining method. This virus infects the wind pipe respiratory tract of pigs and later it gets transmitted to human beings.
The centers for disease control and prevention cdcp recommends that businesses promote and administer annual flu vaccination within the workplace. How to prevent and prepare for h1n1 swine flu with pictures. The swine flu virus, for example, was formally named anew jersey876 hsw1n1. Swine flu causes, symptoms, treatments, complications.
The average day of presentation to the health care facility was 6 th day causing delay in initiation of antiviral therapy and increased severity of the disease. These strains of swine flu rarely pass from human to human. Straight from the centers for disease control and prevention. Swine flu, a respiratory disease of pigs that is caused by an influenza virus. Mar 06, 2015 swine flu can be fatal for people with depressed immune system. The announcement on april 21, 2009 by the us centers for disease control and prevention cdc regarding. It originated in pigs but is spread primarily from person. Gene swapping can occur in pigs between avian, swine and human viruses, which is the reason for the evolution of current novel h1n1 influenza a virus swine flu virus responsible for pandemic in. Apr 09, 2019 the cdc recommends the following actions when human infection with h1n1 influenza swine flu is confirmed in a community. Because it may be difficult to tell the swine flu from the normal flu, you should definitely seek the advice of a medical professional you trust if you are coming down with flu symptoms. Pdf swine flu or the influenza a h1n1 flu, an highly contagious acute respiratory disease of the pigs. How you can keep up to date with the latest information about swine flu. Swine flu h1n1, h3n2v symptoms, vaccination, treatment.
It is a respiratory disease that results from an influenza a virus. We have been asked a lot about the swine influenza and whether or not people need to get a swine flu vaccine. If you have symptoms of flu and are very sick or worried about your illness contact your health care provider. Swine flu disease spreads among pigs through direct and indirect contact, aerosols, and from infected pigs that do not experience symptoms. It is a new strain of virus that is contagious and is spreading from human to human. Jan 12, 2016 it is one of the viruses that are included in the vaccine, swine flu prevention is very important as it causes serious health issues by seasonal effects.
Common choices for dealing with flu symptoms include multisymptom remedies that combine pain reliever and fever reducers with. Prevention cdc announced that the pandemic h1n1 influenza virus genetic fingerprint had been. The contagious period for swine flu begins one day before the symptoms start to show and continue until 56 days after the person falls sick. According to the centers for disease control and prevention cdc. Swine flu h1n1 and h3n2v symptoms include headache, fever, chills, cough, sore throat, nausea, vomiting, and diarrhea. Centre for disease control and prevention, the virus can. Although some people still talk about swine flu, its important to keep in mind that now swine flu is considered another regular type of human flu virus, similar to. Persons with the weakened immune system or people suffering from chronic diseases may have prolonged contagious period of about 10 to 14 days.
When the host gets in contact to the droplets that contains the h1n1 virus from sneezing or coughing, then the person catches the virus and becomes infected from it. Like the regular flu, swine flu can lead to more serious problems including pneumonia, a lung infection, and other breathing problems. Additional measures include reducing potential for exposure through increasing awareness of flu symptoms, using good cough and sneeze etiquette, staying home when ill, and frequent hand washing. For some people, novel h1n1 flu swine flu can turn serious. Swine flu prevention and home remedies alternative daily. Pdf swine flu and the current influenza a h1n1 pandemic in. The post explains process of diagnosis of h1n1 and precautions to be taken to prevent swine flu. Since the h1n1pdm09 virus was very different from circulating h1n1 viruses, vaccination with seasonal flu vaccines offered little crossprotection against h1n1pdm09 virus infection. Causes of swine flu, symptoms of swine flu, how to prevent from swine flu, treatment of swine flu click this link for more detail. Or y h is t the h1n1 form of swine flu is one of the descendants of the spanish flu that caused a devastating pandemic in humans in 19181919 in 1957, an asian flu pandemic infected some 45 million americans and killed 70,000. Apr 27, 2009 tips for preventing swine flu to steer clear of swine flu. While a monovalent h1n1pdm09 vaccine was produced, it was not available in large quantities until late novemberafter the peak of illness during the second wave had come and gone in the united states.
If you have symptoms like shortness of breath, severe vomiting, pain in your belly or sides, dizziness, or confusion. There are three major types of influenza viruses influenza a, b and c. Epidemiology of human infection with the novel virus influenza a. Swine flu symptoms, vaccination, treatment, causes. Swine flu also known as swine influenza or pandemic influenza is a respiratory disease. With both delhi and chandigarh reporting new incidence of swine flu, and even deaths, heres a lowdown on what you need to know about the disease, its. The disease is endemic in pigs in the united states, and in some regions of that country more than 50 percent of pigs carry antibodies to swine influenza viruses.
The symptoms of swine flu in people are expected to be similar to the symptoms of regular human. Swine flu symptoms are a lot like those that come with regular flu. If symptoms develop during flight or public transport vehicle, the person with illness should protect others by wearing a facemask if tolerable to reduce the number of droplets coughed or sneezed into the air or use a tissue to cover their nose and mouth when coughing or sneezing. The swine flu virus belongs to the class influenza a. This virus is a subtype of influenza that is named for the composition of the proteins hemagglutinin h and neuraminidase n that form its viral. Sep 14, 2009 swine flu are you at risk of complications. Swine influenza we have been asked a lot about the swine influenza and whether or not people need to get a swine flu vaccine. Know more about swine flu, its causes, symptoms, treatment and other facts, and videos on healthwiki practo. Swine flu is also known as h1n1, h1n2, h2n1 and h3n1 epidemics of swine flu were in. The uk governments have produced this leaflet to give you information about swine flu. In april 2009, the h1n1 influenza virus, commonly known as swine flu, was detected in people in the united states. The following measures will have varying degrees of effectiveness in preventing swine flu. If you go to a doctor for flu symptoms see below following direct or close contact with swine, tell your doctor about this exposure. How to prevent and prepare for h1n1 swine flu with.
Swine flu h1n1 flu symptoms and causes mayo clinic. The centers for disease control and prevention cdc, a united states government. Most of the time, people with the flu feel sick for a. Swine flu can cause fever, disorientation not being clearheaded, stiffness of the joints, vomiting. Swine flu symptoms, prevention, precautions and home remedies. Flu symptoms develop about one to three days after youre exposed to the virus. Swine flu in humans centers for disease control and prevention. Swine flu is a respiratory influenza a virus that is common in pigs. It is challenging to diagnose patients that have been infected with the h1n1h3n2 virus, as some patients might not be infected with the virus, but rather, have prolonged flu like symptoms.
Characteristics of the emergent influenza a h1n1 viruses and. Symptoms of h1n1 flu are similar to those of the common flu and scientists are actively studying the situation to better understand its range of symptoms and how it is spread. Topics az slideshows images quizzes supplements medications. Tips for preventing swine flu to steer clear of swine flu. Other actions you can take in case swine flu becomes more widespread.
There are three antiviral medications that treat swine flu. Symptoms of swine flu are similar to most influenza infections. Swine flu in humans centers for disease control and. Swine flu know about h1n1 symptoms, causes, treatments. Patients who develop flulike illness ie, fever with either cough or sore throat should be strongly encouraged to selfisolate in their home for 7 days after the onset of illness or at least 24 hours after symptoms have. The danger occurs when the virus spreads from pigs to humans, as it did in 2009 when the subtype h1n1 led to a pandemic. Symptoms of swine flu, which is caused by the h1n1 virus, are like those of any seasonal flu and include fever, cough, runny nose, sore throat, body aches, chills, and fatigue.
These viruses can combine in new ways, and exchange certain genes with h5n1. Swine flu basically originated in swine or pigs, as siv generally affects pigs. As with seasonal influenza vaccines, national control authorities should. It originated in pigs but spreads primarily from person to person. Centers for disease control and prevention cdc have expressed concern. Its hard to tell whether you have swine flu or seasonal flu, because most symptoms are the same. If a human contracts this type of virus from a pig, as has happened in the past, the resulting infection can be. So far, swine flu seems to be easily transmissible, but not very virulent, nelson says. Aug 06, 2017 swine flu symptoms, prevention, precautions and home remedies to avoid it. May 15, 2019 swine flu symptoms are a lot like those that come with regular flu. The influenza virus that causes swine flu is termed h1n1 2009. An outbreak of a contagious disease that spreads rapidly and widely pandemic meaning. Subtypes are named by combining the h and n numbers e. Apr 23, 2009 what are the symptoms of swine flu in humans.
Types of influenza viruses cdc centers for disease control. May 19, 2019 symptoms of swing flu are pretty much the same as seasonal flu. What is worrisome about this worldwide epidemic is that it is caused by a new virus which the population lacks immunity towards. The swine flu h1n1 virus is the latest global epidemic or pandemic the world is facing. The first flu virus isolated from pigs was influenza a h1n1 in 1930. Although disease caused by the novel influenza a h1n1 virus has generally been mild. Unlike with some seasonal flu strains, many people, particularly those younger than 60, have no preexisting immunity to swine flu, meaning. But the virus is capricious, the disease elusive, and our remedies imperfect. Nov 03, 2011 do i really need to get the swine flu vaccine.
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