What is Influenza A? Causes, symptoms and ways to prevent influenza A

The outbreak of influenza A made many people worried. Join lassho.edu.vn to find out what influenza A is, its causes as well as treatment and prevention right in the article below.

What is Influenza A?

Influenza A is an acute viral respiratory infection. The natural host of influenza A is wild animals, especially birds. Influenza A has a very rapid spread rate, easily forming new strains and causing pandemics. Influenza A usually occurs with seasonal flu outbreaks.

What is Influenza A?

This is a very serious disease because it causes many complications in the respiratory tract, which can be life-threatening if treatment is delayed, especially for those with underlying diseases, weak resistance, old age. High.

Causes of influenza A

Influenza A is caused by the invasion and growth of influenza virus into respiratory epithelial cells. Influenza A was previously a very serious pandemic and took many lives.

Although there are now control measures such as vaccination, there are still outbreaks of influenza A with a rapid spread.

Causes of influenza A

Influenza A virus is transmitted from person to person by respiratory droplets. The main cause is viral infection shot from the sick person when talking, coughing, sneezing,… Influenza A often breaks out and spreads quickly whenever it gets cold or changes in the climate, so you need to be very careful.

Signs of influenza A

The early signs of influenza A are runny nose, stuffy nose, fever, sneezing, cough, chills, body aches, sore throat, headache, … quite similar to common cold symptoms. .

Signs of influenza A

However, when the disease gets worse, symptoms such as diarrhea, abdominal pain, chest tightness, shortness of breath, pneumonia, ear infections, etc. It can lead to serious complications if not treated promptly.

Subjects susceptible to influenza A

Anyone can get influenza A, but according to the BSCKI. Duong Ngoc Van – MEDLATEC General Hospital , the following are the subjects who are susceptible to the disease as well as the most serious symptoms:

• Children, especially children under 5 years old, have weak resistance.
• People over 65 years old.
• Pregnant women
• Overweight and obese people
• People who are sick, have a weakened immune system
• People with chronic diseases, poor resistance such as HIV/AIDS, cancer, asthma, chronic lung disease, cardiovascular disease, etc.

Subjects susceptible to influenza A

How to treat influenza A

How long does Influenza A go away?

A healthy person with good resistance will recover from influenza A after about 1 week . If the disease lasts longer, there are more serious symptoms, it is necessary to immediately go to the hospital for timely treatment, especially for the above subjects.

How long does Influenza A go away?

Methods to treat influenza A

The first thing to do when a patient is sick is to isolate and immediately notify the local health authority.

After that, influenza A patients need to take antiviral drugs as soon as possible. Some commonly used antiviral drugs are Tamiflu and Zanamivir. However, you need to be prescribed and monitored by your doctor when using.

Methods to treat influenza A

In case the patient’s fever is too high, the body temperature is over 39 degrees Celsius, the patient can be given paracetamol to reduce fever. However, the patient should not be given antipyretic drugs of the salicylate group such as aspirin.

Diet and lifestyle are also very important

In addition, diet and lifestyle are also extremely important in the treatment process. Patients need to eat enough nutrients, healthy activities to improve resistance and help the body recover quickly.

In case of complications of respiratory failure, it is necessary to contact a doctor for timely intervention.

How to prevent influenza A

First, you need to build yourself a healthy lifestyle, strengthen your health by practicing sports. In addition, it is recommended to supplement the body with necessary nutrients, especially vitamins, through vegetables and fruits.

Eat a lot of fruit

Don’t forget to wear a mask when going to crowded places, wash your hands often to maintain hygiene and prevent disease transmission . In addition, annual flu vaccination is also an important part.

Get vaccinated against influenza A

The flu shot is recommended for children 6 months of age and older, and it can help protect against three to four flu viruses a year.

Above is information about influenza A as well as treatment and prevention that lassho.edu.vn wants to share with you. Hope you will find this information useful.

Source: MEDLATEC General Hospital

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