Obesity: Both Nature and Nurture

There has been growing recognition of the scopeof these comes preserving good taste for the things
and threat of obesity. In the United States, one inwe voluntarily put in our mouths. An important tool in
four adults and one in five children are obese. Andaddressing the complexity of obesity is technology.
obesity has been steadily increasing. The healthBiotechnology and new processing methods are
threats – heart disease, diabetes and cancerhelping food companies capture useful ingredients and
– are similar to those of smoking, and they tendputting them in new places. Nanotechnology may help
to concentrate among the poor. These threats, too,us engineer flavors and bioactive ingredients that will
are trending upward: one in three Americans born inbe satisfying to consumers and better for them.
2000 is likely to develop diabetes. Direct and indirectCereals can be a great source of fiber and other
costs of diabetes to the U.S. economy already werehealthful ingredients like:
$132 billion in 2002. This problem has been building• Polyphenols (phenolic acids, flavonoids,
over time. Over the last 30 years American womenisoflavones, etc.)
have increased their daily caloric intake by 21 percent,• Saponins
or 325 calories, while men have added 170 calories to• Lignans
an already significant 2,450 calorie-base. Public• Tocopherols and other antioxidants
awareness, however, has really wakened only in the• EFAs
last few years, with U.S. media coverage of obesity• Phytosterols
tripling since 2001. It is not surprising, therefore, thatSoybeans are a great source of these ingredients
a sudden discovery of a steadily growing problemand protein. These nutrition-enhancing ingredients can
has generated false dichotomies and visible villains.be extracted from grains and soybeans. They can be
The overriding false dichotomy is nature versusput into familiar products like breads, juices and the
nurture. Are American society’s obeselike in order to promote heart health, digestibility,
tendencies rooted in our physical or psychic make up,bone strength, joint comfort and a feeling of satiety.
or are they based on changing eating habits andTechnology, however, is not a cure-all. First, there are
foodstuffs? The clear answer is: “both.” Weproblems in finding the right regulatory environment
are eating more but exercising less. There also isfor new technologies and products. There are issues
mounting evidence of genetic drivers toward obesity.around rights of invention and proprietary ownership.
Similarly, we are taking more meals out of the homeAnd there are added costs in building many of these
– and not just at “fast food” restaurants.attributes into foods. Food also touches other
And we’re eating more processed foods, insensitive chords. New products can be safe without
larger portions. None of this finger pointing is likely tobeing accepted by consumers. New processes can be
help us as a society get out of this situation. Fewerproven to work without being trusted by consumers.
jobs require physical labor, so we must find moreAnd, weight gain is a gradual process; dealing with it
ways to burn up calories, whether in the gym or just– or its effects – can always be put off to
climbing more stairs. Labeling foods as inherently goodanother day. Between just letting obesity spread and
or bad ignores taste and common sense; all foods innutrigenomic-designed diets will lie a host of
moderation can be fitted into a slender figure. Norincremental strategies. Food manufacturers will
does blaming portion sizes make sense; it ignores thedevelop novel ingredients and ingredient combinations
thought processes that see bigger as the betterto deliver more nutrition tastefully. Even conventional
bargain. No single solution exists, nor should any singleagricultural products will be engineered or bred to
culprit be seized upon. We need to see obesity in alloffer health and appeal. And, growing awareness will
of its complexity, if we are to sort out solutions thatlead to better choices for wellness – whether it is
work for all of us.Food manufacturers and servicenew foods, new self-discipline, new activity We will
industries need to be – and, I believe, areneed choices to cover the differences between men
becoming – part of the solution. They areand women, children and adults, young and old.
recognizing that their products contribute to theChoice also helps make healthfulness a complement
problem. So, there are things they can do to help.to taste, not an alternative. And we will need to take
But, we are facing some real challenges in terms ofresponsibility for our own behaviors. Technology and
consumer preferences. As this survey shows,food service innovations can support good behavior,
consumers are most interested in foods that providebut success still starts with giving consumers what
more convenience. That ranks well ahead of changingthey want.
diets in pursuit of better nutrition. And before either