Is the flu shot effective?

Why is the flu season so bad this year?

Is the flu shot effective?

Different influenza strains are prevalent each year. According to the US Centers for Disease Control and Prevention, this year, the H1N1 flu is particularly prevalent. According to the US Centers for Disease Control and Prevention, in most H3-based years, the country often finds more serious cases of influenza, especially in young children and the elderly, as well as reduced vaccine efficacy, leading to more total infections and more. Hospitalization. According to the Centers for Disease Control and Prevention, the H3 virus is also after the severe flu season in 2014-2015 and 2012-2013. A separate influenza virus H1N1 virus has also appeared in some parts of the country, increasing the number of viruses. The CDC sounds like a warning of a fatal flu epidemic; they call for an emergency meeting because the epidemic spreads

How widespread is the flu this year?

Since the influenza season monitoring began on October 1, approximately 60,000 samples have been tested positive for influenza in clinical or public laboratories. The current hospitalization rate is 22.7 per 100,000 US residents. The US Centers for Disease Control and Prevention claims that the 2017-2018 flu epidemic is an epidemic, but points out that it meets this standard technically almost every year. Jenigan said at the briefing: "We are at the peak now, and we may see it below the baseline in a few months. "So, yes, we are definitely popular, but every year in the US and the Northern Hemisphere The flu has occurred. ”




Is the three flu vaccine effective?

The flu vaccine is fine-tuned every year, and the goal of trying to locate is expected to be the most common strain of the disease, but the process is not foolproof. The US Centers for Disease Control and Prevention estimates that this vaccine is effective for about 30% of the H3 virus this year. The flu vaccine is fine-tuned every year, and the goal of trying to locate is expected to be the most common strain of the disease, but the process is not foolproof. The US Centers for Disease Control and Prevention estimates that this vaccine is effective for about 30% of the H3 virus this year. In other words, the CDC still recommends that if you have not been vaccinated, there may be as many as 13 weeks of flu season. In addition, the injection can also prevent the influenza B virus, which usually appears later this season. You should still get a flu shot. Even if you heard about the flu vaccine this year is not good. Even if you don't like the lens. Even if you think it is too late. Even if you don't know people with flu

Induced by influenza virus, the virus is not heat-resistant, inactivated at 100 ° C for 1 minute or 56 ° C for 30 minutes, sensitive to commonly used disinfectants (1% formaldehyde, peracetic acid, chlorine-containing disinfectants, etc.) sensitive to ultraviolet light, low temperature resistance and Dry, vacuum dry or still below -20 °C. Among them, influenza A virus often undergoes antigenic variation, is highly contagious, spreads rapidly, and is prone to widespread epidemics. You should still get a flu shot

Why did people die of the flu this year?

The particularly severe H3N2 virus may be the cause of 20 child deaths that led to this year's flu report. Are young healthy adults dying from the flu? In rare cases, the weakened immune system is susceptible to severe bacterial infections (such as pneumonia), which in turn can lead to complications leading to death. The flu causes mild illness in many people and can also cause serious illness and death in others. The flu may also exacerbate existing chronic diseases, especially in the elderly, which can lead to complications and death

What should you do if you have the flu?

If you have symptoms including fever, chills, cough, sore throat, runny nose, muscle or body aches, headaches and fatigue, you may have the flu. If you see a doctor within 48 hours of finding these symptoms, you may take antiviral drugs such as Tamiflu, which may shorten the course of the disease and reduce its severity. If you are infected with the flu, the Centers for Disease Control and Prevention recommends that you go home or work at least 24 hours after you drop out of school. According to the Centers for Disease Control and Prevention, most people are at a peak infectious state within three or four days after illness, but they may infect others from one day to seven days before the onset of symptoms.

Six Influenza Vaccination: Influenza vaccination is the most effective alternative to other methods to prevent influenza and its complications. The vaccine needs to be vaccinated annually to be effectively protected, and the replacement of the vaccine strain is determined by the WHO based on global monitoring results. Priority population:

(1) Infants and young children aged 16 to 59 months with a higher risk of complications after influenza. 2 ≥ 60 years old. 3 adults and children suffering from chronic respiratory diseases, cardiovascular diseases, kidney diseases, liver diseases, blood diseases, metabolic diseases and other diseases. 4 Adults and children with immunosuppressive diseases or immunocompromised. 5 people who can't take care of themselves and those who suffer from spontaneous drainage due to nervous system disorders, such as upper respiratory tract secretions. 6 Long-term residential nursing homes and other chronic disease care institutions. 7 pregnant women and women who plan to become pregnant during the flu season. Adolescents under the age of 818 have long been treated with aspirin.

(2) People who have a greater chance of transmitting the influenza virus to high-risk groups 1 medical and health care workers. 2 staff of chronic disease care institutions such as nursing homes and nursing homes. 3 Family members and caregivers of people at higher risk of complications after flu.

(3) Contrainers 1 who are allergic to egg protein or any vaccine. 2 moderate to severe acute fever. 3 had suffered from Guillain-Barre syndrome. 4 physicians believe that other people who cannot be vaccinated against influenza.

(4) Inoculation method and timing 1 Children who have never been vaccinated with influenza, or who have received only one dose in the previous year, should be given 2 doses at intervals of 4 weeks; afterwards, one dose per year before the high season of influenza . The other population is 1 dose per year. 2 Inoculation route is muscle or deep subcutaneous injection, it is recommended that infants choose intra-thigh muscle injection. 3 Most areas of China should start vaccination before October each year.

Seven How can you prevent the flu?

If you are infected with the flu vaccine and stay at home, this is the two most important ways to reduce the spread. But the CDC says it is often important to wash your hands and cover your mouth when coughing or sneezing. It is also important to wipe the surface that may have been exposed to infectious diseases, as the flu germs may last up to 24 hours. Early application of antiviral therapy. It is necessary to adhere to the principle of prevention of isolation and drug treatment, and the principle of equal treatment and symptomatic treatment. The basic principles include early application of anti-influenza drugs, avoiding blind or inappropriate use of antibiotics, strengthening supportive care, preventing and treating complications, and rational application of symptomatic treatments. Anti-influenza drug treatment. Anti-influenza drug treatment is started as soon as possible within 36 hours or 48 hours of onset. Although there are data showing that neuraminidase inhibitors can be effective after 48 hours of onset, most studies have shown that early treatment is more effective.

Therefore, the flu should be prevented more, and should not focus on treatment! Remember