Hospitals and doctors surgeries in the south-east are gearing up for a possible flu epidemic this winter
A severe outbreak has already hit Australia and medical experts say it could be on its way here.
The NHS has now started a new campaign to encourage those most at risk to have their free flu jab.
Dr Alison Milroy works for NHS England in the South East, and says they are learning lessons from the Australian flu outbreak.
You can watch Abigail Bracken's full report below.