What is seasonal flu?

Recently, the Northern weather has been constantly changing erratically, causing many children to be hospitalized for digestion. In particular, at the National Hospital of Pediatrics, the number of pediatric patients visited and diagnosed with seasonal flu tends to increase.

So what is seasonal flu?

Seasonal flu is an acute respiratory infection caused by influenza viruses. The disease occurs every year, usually in the winter spring, direct infection from patients to healthy people through the respiratory tract.

In our country, the common seasonal influenza viruses are influenza A / H3N2, A / H1N1 and influenza B. The disease usually progresses benign but can also cause serious and dangerous complications .

After being infected with the flu virus, the patient will have symptoms such as a high fever of 39-400C with chills.

Symptoms of seasonal flu

After being infected with the flu virus, patients will have symptoms such as a fever of 39-40 ⁰ C with chills, headache, nausea, body aches, fatigue. Or maybe the manifestations of runny nose, sneezing, nasal congestion, sore throat, cough .

Progressive seasonal flu is usually benign, but can also be more serious and dangerous in people with chronic cardiovascular and respiratory conditions, immunocompromised people, older people over 65, children under 5 years old and pregnant women. The disease can cause severe pneumonia, multi-organ failure and death.

How to prevent seasonal flu?

Masks must be worn when contacting patients suspected of being infected with influenza, enhancing hand washing and respiratory hygiene when coughing; Avoid crowding out when outbreaks occur.

Note: fighting flu with antiviral drugs is not a substitute for vaccination. The flu vaccine is recommended every year.