Flu jab: How long does it take for immunity against the virus to develop?

By | October 23, 2020

Flu symptoms

The flu can cause a range of symptoms, which can be mild or severe – usually improving within a week.

Symptoms include: fever, headache, tiredness, muscle aches, sore throat and nasal congestion.

Other signs of a flu infection are: stomach pain, diarrhoea, weakness, difficulty sleeping, loss of appetite and shivering.

Moreover, some people may experience a cough, nausea and vomiting; bear in mind that fatigue can linger for a while following the flu.

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Daily Express :: Health Feed

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