Why is the flu more common in winter?

An increase in the incidence of respiratory infections is very typical for the winter season. In fact, more than 70% of cases were admitted to the emergency department. For this reason, Dr. Francisco Sánchez Molina, head of the emergency department of the Quironsalud Córdoba Hospital, emphasizes: “Don’t forget the protective measures we put in place when the Covid-19 pandemic began. and that they have shown excellent results in reducing morbidity.

But what causes the increase in respiratory infections in winter? What are the most common? How can we protect ourselves from infections?

Reasons for the increase in viral infections in winter

Colds, flu and Covid-19 are some of the most viral infections of the winter season. Cold This is one of the factors causing such an increase in incidence, as a result of which the nasal mucosa dries out and, as a result, its protective function against viruses decreases.

On the other side, hypothermia or a decrease in heat in our body also negatively affects the functioning of the immune system. Added to all this is that during the winter months Usually you have to go to enclosed spaces where there is a large concentration of people.facilitating the transmission of microorganisms through the air.

7 respiratory infections that should be detected in winter

Find out about the diseases that are most common at this time:

1. Cold

This is a disease more often in winter and can be caused by a variety of respiratory viruses. This causes inflammation in the throat and nose area.

Between cold symptoms stand out:

• Cluster nasal
• Sore throat
• sneezing
• Snot
• Feeling of irritation in the eyes
• In some cases, mild fever

Generally, colds are not serious, but they must be treated appropriately as they can otherwise cause more serious complications such as ear infections, pneumonia or bronchitis.

2. Flu and influenza A.

The incidence of this viral infection usually increases during the winter. This year, in addition, there is an increase in the incidence of influenza A. In general, these influenza processes cause the following: symptoms:

• Muscle pain
• Heat
• Fatigue
• Snot
• Feeling of suffocation. It is advisable to monitor this symptom as it can sometimes lead to pneumonia and require hospitalization.

It should be added that the flu can cause hospitalization for the elderly, minors or people diagnosed with bronchial pathology. Therefore, it is recommended that the most vulnerable groups of the population be vaccinated to prevent complications.

3. Pneumonia

This disease is caused by bacteria, viruses or fungi. The main signs of pneumonia are high fever and feeling of suffocation.

For diagnosis, it is necessary to contact specialists who perform auscultation and, if necessary, an X-ray examination of the chest organs.

4. Covid-19

Covid cases can also increase in the winter and its symptoms are very similar to those of the flu. Therefore, to distinguish it from other viral infections, it is necessary to conduct an analysis. This also allows us to take preventive measures at home if we get a positive result, especially with vulnerable family members.

5. Acute laryngitis.

This breathing process is very common in winter. Dr. Angel Delgado Zamorano, a specialist from the same hospital service, helps us identify symptoms of acute laryngitis:

• Aphonia
• Heat
• Dry cough annoying
• Pain when swallowing
• Ear ache

6. Pharyngotonsillitis

Another very common respiratory process is pharyngotonsillitis. caused by throat irritation. All in all, It hurts when swallowing, the tonsils become enlarged and there is a fever. In some cases, antibiotics may be prescribed for treatment.

7. Acute bronchitis.

This respiratory process is usually identified by recurring dry cough And feeling of suffocation easily.

Finally, Dr. Sanchez recommends Go to the emergency room if one or more of these symptoms occur: high fever that doesn’t go awaywith conventional antipyretics, feeling of shortness of breath or chest pain. “These symptoms may indicate a respiratory complication such as pneumonia,” says the specialist.

How to protect yourself from viruses

Follow our Recommendations for preventing virus infection:

• Get a flu and/or Covid vaccine. This measure is one of the most effective, so it is very important in risk groups.
• Use a mask in closed and crowded places. Recommended when symptoms of respiratory infections appear, as it helps prevent the transmission of infected particles to other people, especially in crowded places.
• Ventilate rooms or areas closed daily to refresh the air.
• to wash hands often with soap and water or hydroalcoholic gel.
• Avoid contact with infected people.
• Collapse right, leaving the house.
• Avoid exposing minors to tobacco smoke and don’t smoke in front of them
• Eat foods with vitamins A and C.Immune boosters such as oranges, lemons, limes, tangerines and dark green leafy vegetables.
• Hydrate so that the nasal passages do not dry out.
• Avoid places with too many people to avoid infections.