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Influenza is a virus which causes a severe form of respiratory tract infection with generalised bodily symptoms. It spreads around the world in epidemics and is responsible for much ill health.
Most people with influenza will find it impossible to leave their bed and will feel terrible. They may have some or all of the following symptoms:
Many people think they have had flu when all that they have suffered is a bad cold. When you have influenza, you will know the difference. The worst symptoms usually last for 3 to 5 days and should begin to improve. It is common to need 2 - 3 weeks off work as there is quite considerable debility left after the feverish illness is over.
Influenza makes the patient feel terrible, but most people recover. However, the very young, very old and those with poor immunity should be aware that influenza can make them very ill.
If you have influenza, you should:
You should consult your doctor if symptoms such as: