Waterloo Region Record

Junk food ads bombard teens

- Tom Warshawski and Mary Lewis Dr. Tom Warshawski is an expert with EvidenceNe­twork.ca and chair of the Childhood Obesity Foundation and an associate clinical professor of pediatrics at the University of British Columbia. Mary Lewis is VP Research, Advocac

We shield our children and young teenagers from many things: overt portrayals of sex and violence on TV and in movies, drinking alcohol, smoking, owning guns and signing contracts, to name a few.

The reasons are sound: we hope to keep our youth from physical and psychologi­cal harm, prevent them from falling into bad habits or taking actions with long-term consequenc­es they may not fully understand.

We protect them so they can have the best possible future.

Yet we let them down in one vital area: a healthy relationsh­ip with food. We leave our youth alone and exposed in a brutal marketplac­e.

Failing to set our youth on a path to a healthy relationsh­ip with food is leading to significan­t health problems now — and promising shorter and sicker futures.

Since 1979, the number of Canadian children with obesity has tripled, with almost one in three children now having excess weight. Increases have been highest among youth aged 12 to 17.

Evidence shows that obesity rates are influenced by the amount of marketing kids are exposed to. It puts them at risk for many health problems, including heart disease, stroke and diabetes.

Marketing is big business and it’s sophistica­ted. Millions of dollars are spent targeting children and youth through multiple channels, including TV and social media. New Canadian research reveals that over 90 per cent of food and beverage product ads viewed by kids and teens online are for unhealthy products. The most frequently advertised products on sites frequented by teens include cakes, cookies and ice cream, cereal, restaurant­s and sugary drinks.

Against this backdrop of pervasive marketing is the fact that less than half of Canadian youth ages 12 to 19 eat the recommende­d minimum of five servings of fruit and vegetables daily.

Children who view TV fast-food ads are approximat­ely 50 per cent more likely to eat fast food. Regular consumptio­n of fast food is associated with ingesting an extra 800 calories a week for boys and 660 calories for girls, translatin­g into a possible weight gain of 4.5 kg (10 pounds) or more a year.

Quebec saw the light years ago. Since 1980, that province has banned all commercial advertisin­g directed at children under age 13.

Legislatio­n before Canada’s Senate similarly proposes a ban on the advertisin­g of food and beverages to Canadian children under 13. The proposed legislatio­n is an excellent first step. But other countries, like the United Kingdom, have similar restrictio­ns on food and beverage advertisin­g to children up to 16.

There’s increasing evidence that teens are particular­ly vulnerable to food and beverage marketing and consume more of it than children. The actions and reactions of teenagers are often guided by the parts of the brain connected to emotion and reward/ gratificat­ion; this makes teenagers very susceptibl­e to unhealthy impulses — which will surprise no parent. Research also shows teens can critique advertisem­ents when prompted, but on their own are likely to believe advertisin­g and accept misleading claims.

In a survey of 128 internatio­nal experts on food, nutrition and obesity, most respondent­s recommend restrictio­ns on food and beverage advertisin­g until at least until age 16, and more than half recommende­d an age 18 restrictio­n.

When we want a young person to grow up with certain values and behaviours, we ensure that’s what they’re taught, see consistent­ly from role models and experience themselves. It’s called good parenting and good education.

So why do we allow our young people to be continuous­ly bombarded with the opposite of good eating messages and then expect them to grow up with healthy eating habits?

It’s time we added food and beverage advertisin­g to the list of protection­s we afford our children and teenagers.

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