Flu and Influenza immunisation in UK-29,000 citizens died in 1989/90

Influenza is a highly infectious viral infection which occurs mainly in Winter. It is usually of sudden onset with fever, chills, painful muscles, headache, backache and cough. Influenza for most people is an unpleasant but self-limiting illness, the main symptoms lasting up to about a week. Treatment is symptomatic and those affected are advised to stay at home, rest and drink plenty of fluids.