With the obesity epidemic breaking out of control, experts are calling for radical measures including restrictions on fast food outlets.
Dr Stephen Monaghan, public health director of Cardiff Local Health Board, has called for a debate about what type of restaurants are granted high street planning permission.
He said, We need to be thinking about the future environments and there is an issue here about planning permission, particularly for fast food outlets.
Id like to see whether anything could be done about that we should at least be having a debate about it. We currently only think about these places in terms of food safety and not giving people food poisoning, but thats not enough.
Fast food restaurants may be useful for developments as they will often pay good rental charges, but we need to be thinking beyond where we are now.
Almost one in five 13-year-olds in Wales is classed as overweight or obese higher than in England, Scotland and Ireland. And some 30 children in Wales have been diagnosed with type 2 diabetes, a condition which only used to be associated with the over-40s.
Six out of 10 men and 50% of women are already either overweight or obese, but the recent Foresight report has predicted that, if current trends continue, 60% of men and 50% of women will be obese by 2050 at a cost to the UK of Ģ45bn a year.
Dr Paul Walker, chair of the Public Health Association Cymru, said, Obesity and overweight is undoubtedly the second greatest public health challenge in developed countries like the UK after