Cases of flu in Britain have doubled in the space of a week, official figures released yesterday have shown1.
Health bosses warn this winter's influenza outbreak is now beginning to take hold, after weeks of little activity.
Cases have increased by 85 % within the space of a week in England, while there has been a 55 % jump in Wales.
PHE is now urging eligible people to get vaccinated as figures show more than half of pregnant women and three in 10 over-65s have not had the jab.
If you have flu vaccines in your fridge - ask everyone if they have had their flu jab particularly the vulnerable people around you.