Influenza is contagious and usually spreads through coughing and sneezing. Photograph:( Getty )
A new range of universal flu vaccines have been developed by scientists which can protect against influenza virus.
They have developed two types of vaccines, a universal one which offers protecting against 88 per cent of know strains and another meant to tackle 95 per cent of recognised influenza strain in the US.
Influenza is contagious and usually spreads through coughing and sneezing. Children and elderly are severly affected and complications can also lead to death.
According to the World Health Organization, symptoms include: high fever, headache, muscle pain, sore throat and rhinitis.