As the flu season gets closer and the impact of the epidemic, Jiahuijun continues to receive many questions about influenza vaccines. Therefore, before starting influenza vaccination, let us learn about the light science about influenza and influenza vaccination!

2025/07/1008:07:35 hotcomm 1941

As the flu season gets closer and the impact of the epidemic, Jiahuijun continues to receive many questions about influenza vaccines. Therefore, before starting influenza vaccination, let us learn about the light science about influenza and influenza vaccination!

1. The relationship between influenza and influenza vaccine?

Influenza, full name "influenza", is caused by different types of influenza viruses to cause fever, cough, body aches and other symptoms. influenza virus will mutate every year, so influenza vaccines are needed to be vaccinated every year to prevent influenza invasion.

Influenza vaccination can prevent influenza and some serious or fatal infections. Although the protective efficacy of influenza vaccine is not 100%, can help reduce the patient's condition and reduce the incidence of fatal complications.

2. Who should be vaccinated and when should be vaccinated?

All people ≥6 months of age should receive the flu vaccine once a year.

According to the "Technical Guidelines for the Prevention of Influenza Vaccination in China (2019-2020)", it is recommended that the following groups be given priority in influenza vaccination:

▲ Infants and toddlers 6-23 months of age
▲ Children 2-5 years old
▲ elderly people 60 years old and above
▲ patients with specific chronic diseases
▲ medical staff
▲ family members and caregivers of babies under 6 months of age
▲ pregnant women or women who are preparing to get pregnant during the flu season

At the same time, recommends that middle-aged and elderly people with chronic diseases such as chronic heart disease, hypertension, and diabetes can be vaccinated with pneumonia vaccine to give dual health protection.

As the flu season gets closer and the impact of the epidemic, Jiahuijun continues to receive many questions about influenza vaccines. Therefore, before starting influenza vaccination, let us learn about the light science about influenza and influenza vaccination! - DayDayNews

©: soogif

3. What are the side effects of influenza vaccine?

usually has no side effects, but sometimes it may occur: redness, mild swelling or pain at the injection site, mild fever, mild rash, headache or body aches. Vaccines can sometimes cause more serious side effects, such as severe allergies, but are extremely rare.

It is recommended that you can stay in the hospital for 20-30 minutes after vaccination to prevent serious allergic reactions.

4. Will influenza vaccine cause influenza?

won't.

People sometimes get sick after getting influenza vaccine, but this is often because they have had influenza or have contracted other viruses before they are vaccinated.

As the flu season gets closer and the impact of the epidemic, Jiahuijun continues to receive many questions about influenza vaccines. Therefore, before starting influenza vaccination, let us learn about the light science about influenza and influenza vaccination! - DayDayNews

©: soogif

5. What should I do if I have egg allergies?

Some types of influenza vaccines contain a small amount of eggs, but the content is very small, not enough to cause allergies.

If you have egg allergies, it is recommended to consult a doctor before deciding whether to get vaccinated.

6. Can I get the flu vaccine when I am pregnant?

The flu symptoms in pregnant women will rapidly worsen, and may even have difficulty breathing, or may lead to mother or fetal death. recommends that pregnant women and breastfeeding mothers consult a doctor before deciding whether to get vaccinated.


References

[1]UpToDate- flu-vaccine-the basics.

[2]UpToDate- flu –the basics.

[3]UpToDate- vaccine- the basics.


Copyright Statement: The content of the article is written and reviewed by Jiahui Medical Medical Team. No other organization or individual may reprint without permission.

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