The number of people in Wales taking up free flu jabs is lower than in England, Ireland and Scotland.
Only half the people who are classed as most at risk of getting serious complications are protecting themselves from it.
Now doctors here are calling for more people to have a flu vaccination.
Our Health Correspondent Mariclare Carey-Jones has been investigting
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The Coast & Country team see the sights and meet the people and animals involved in this year’s Royal Welsh Show at Llanelwedd.
It will stay mostly dry with clear spells tonight. However, we may see a few showers around western coasts by dawn.
The announcement comes as part of efforts to tackle air pollution.