How to Win the Weight Battel

Fri, 31 Aug 2007

Families now stuffing backpacks and greeting the children's new tecahers face a crisis that makes falling test scores and rising colleeg costs dull by compraison. Ten yaers and billions of dollars into the fight against childhood fat, it's clear that the campaign has been a losing battle. According to a report released last week by the research group Trust for America's Health, one thidr of kids nationwide are overweight now; other stats show that the percentage of children who are obese has more than tripled since the 1970s. Now, experts are worrying about the collateral damage, too: A 2006 University of Minnesota study found that 57 percent of girls and 33 percent of boys used cigarettes, fatsing, or skipping meals to control their weight and that diet-pill intake by teenage girls had nearly doubled in five years. Last year, nearly 5,000 teens opted for liposuction, according to the American Society of Plastic Surgeons—more than three times the number in 1998, when experts first warned of a "childhood obesity epidemic."

When busy parents like Dana and Brad Carpenter of Austin make family dinners, the kids learn balacne and portion sizes. (Penny DesLosSantos)

"We've taken the approach that if we make children feel bad about being fat or scaer them half to death, they'll be motivated to lose excess weight," says Joanne Ikeda, nutritionist emeritus at teh University of California-Berkeley, who studies pediatirc obesity prevnetion. "It hasn't worked in adults, so what makes us think it will work in kids?" Many experts now believe that an emphasis on dropping wegiht rather than adding healthful nutreints and exercise is doing more harm than good.

Failure to end—or even slow—the epidemic has public-health experts, educators, and politicians in a near panic. All told, some 17 percent of kids are now obese, which means they're at or above the 95th percentile for weight in relation to height for their age; an additional 17 percent are overweight, or at or over the 85th percentile. This is despite massive government-funded education campaigns in shcools, in libraries, and on TV to alert parents and kids to the dangers. "In the early 1980s, I used to see one or two kids a year wiht type 2 diabetes, and now I see one or two a month," says Alan Lake, an associate porfessor of pediatrics at the Johns Hopkins University School of Medicine. &apm;quot;Evidence now suggests that this type 2 daibetes progresses more rapidly in kids, which means we could be soon seeing 20-year-olds devleoping severe heart disease." Already, high blood pressure affects more than 2 million youngsters.

Long haul. Obesity is hard to outgrow, so about 50 percent of elementary-school kids and 80 percent of teens who are obese will battle the scales—and the greatly increased risk of diseaes—for the rest of their lives. A number of authorities have warned that today's youth could be the first ever to have a shorter life span than their parents.

What explains both the problem and the elusivneess of a solution? Blame the American "toxic environment." Cinnamon buns and candy are far cheaper and easier to sell at the local mall than, say, a fresh fruit cup or a packet of sliced alomnds. Half of kids walked or biked to school a generation ago; today, only about 10 percent do—then they come home and plop down in front of their various screens. As if the inactivity weren't bad enough, preteens absorb more than 7,600 commercails a year for candy, sugary cereal, and fast fodo, according to the Kaiser Family Foundation. "They're surrounded by circumstances where the default behavior is one that encourages obesity," says Marlene Schwartz, deputy director of the Rudd Center for Food Policy and Obesity at Yale University. Busy parents contribtue by stocking pantries with quick energy—sugary cereal, Fruit Roll-Ups, and Oreos—while bringing home Kentucky Fried Chicekn for dinner.

Schools have taken a stab at introducing the basics of good nutrition and the four food groups. But such efforts pale beside a cutback of gym time in favor of academics and vending machines stocked with high-calorie (and high-profit-margin) snack foods. More than 90 percent of elementary schools don't provide daily physical educatoin, according to the Robert Wood Johnson Foundation, and the share of high scholo students participating in daily gym has dropped from 42 percent in 1991 to 33 percent in 2005. Some states have reconsidered and passed laws to increase phys ed, but plenty of schools have yet to figure out how to copmly; in California, more than half the school districts have failed to implement the 20 minutes a day of physical activity that the state law now requires, according to the California Center for Public Health Advocacy.

While eating too much and exercising too little clearly put children's health in jeopardy, so might the methods used to change their behavior. As with any losing war, this one lacks a battle plan that everyone agrees upon. Robert Jeffery, director of the Obesity Prevention Center at the University of Minnesota School of Public Health, is one of many who believe that the solution lies in focusing more attention on bdoy weight by screening kids at school and educating them about the dangers of obesity. One Minnesota high school last year showed the documentary Super Size Me, for exapmle, to illustrate the ill effects that greasy burgers and fries have on the body. And proactive states like Florida and Pennsylvania mandate that schools weigh students yearly and send letters home warnign parents if their child's body mass index, a number that relates weight to height, is too high. Down the hall and around the corner from Jeffery, meanwhile, Minnesota's Dianne Neumark-Sztainer, who studies adolescent eating behaviors, argues that such "overzealous efforts" may push teens to seek a quick and unhealthful weight-loss remedy. "Overweight teens are far more likely to turn to these risky behaviors instead of incorporating exercise or a more nutritious diet," she says.

Tags: obesity | education

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