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What are the side effects?

The Autumn begins on September 23rdthis means that temperatures drop and the colds and the time when the complaint becomes one of the most common diseases.

The World Health Organization (WHO) estimates this. Every year 650,000 people die from the flu.. From the different health institutions they encourage and recommend to carry out a flu vaccination campaign. A prevention system, especially for those people who have pathologies that can be aggravated by the symptoms of this disease.



the flu is one infectious viral disease which has a high degree of transmission and is contagious, so anyone can suffer from it. The flu shot helps the body defend itself against the virus., in case we were infected. There are two types of vaccines to prevent this disease: by injection and by spray. In Spain, the injectable vaccine is chosen.

Andalusia will start flu vaccination on 3 October with two major innovations: the simultaneity with the fourth dose of the covid vaccine and the inclusion among the priority groups of children between six months and five years.

Side effects of the flu shot

As can happen with any vaccine or drug, the flu shot can have a number of side effects right after being inoculated. It is true that the flu shot is very safe and all its side effects are very mild and usually disappear between 24 and 48 hours after injection:

  • Pain, redness and / or swelling where the vaccine is injected
  • Headache
  • Fever
  • Muscle aches
  • Fatigue
  • nausea

There are other types of alterations after the flu shot, but they occur with less often, according to the Spanish Association of Vaccinology (AEV). Among these stand out:

  • Gastrointestinal disorders
  • encephalopathy
  • Lipothymia
  • Urticaria
  • Syncope

Many clinical studies have shown this flu vaccination is effective and hardly poses any health risks.

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