Blaming obesity on advertising

Stuff reports:

Health groups are calling on the Government to take action against rising rates of childhood obesity by regulating junk food marketing targeted at children.

The notion that childhood obesity is caused by advertising is hilarious. The biggest factor in childhood obesity is ethnicity. The current childhood obesity rates by ethnicity are:

• Asian 6.6%
• European 10.3%
• Maori 17.8%
• Pacific 35.3%

Most (not all) childhood obesity is caused by parenting, not advertising.

The most obese country in the world is Nauru with a 61% obesity rate. Do the normal activists claim this is because of junk food advertising? Nauru has no daily newspaper,