Wales has a problem that is the worst in the UK and far worse than feared
![Wales has a problem that is the worst in the UK and far worse than feared](https://i2-prod.walesonline.co.uk/incoming/article29052262.ece/ALTERNATES/s615/0_Obesity-study.jpg)
A charity says the official data is massively underestimating the problem we have in Wales
A charity says the official data is massively underestimating the problem we have in Wales