Flu

You can catch flu many times because flu viruses change regularly. Your body won’t have a natural resistance to the new versions.



a sudden high temperature tiredness and weakness a headache general aches and pains a dry, chesty cough sore throat difficulty sleeping loss of appetite diarrhoea or tummy pain feeling sick and being sick chills a runny or blocked nose sneezing

The symptoms are similar for children. They may also get pain in their ear and be less active.

Symptoms

Some of the main symptoms of flu include:

a sudden high temperature tiredness and weakness a headache general aches and pains a dry, chesty cough sore throat difficulty sleeping loss of appetite diarrhoea or tummy pain feeling sick and being sick chills a runny or blocked nose sneezing

The symptoms are similar for children. They may also get pain in their ear and be less active.


The symptoms of flu usually develop 1 to 3 days after becoming infected. Most people will feel better within a week.

But, you may have a lingering cough and still feel very tired for a few more weeks.