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Obesity is
spreading around the world at an alarming rate, according to researchers
at the University of Rhode Island.
"This places
an additional economic burden on poorer countries that they can
ill afford," said Marquisa LaVelle, biological anthropologist
at URI and organizer of a symposium on the worldwide epidemic
of obesity for the American Association for the Advancement of
Science.
In 1995,
there were an estimated 200 million obese adults and 22 million
obese children worldwide. By 2000, the number had risen to 300
million. In developing countries, there are more than 115 million
people suffering from obesity-related problems, including type
II diabetes, heart disease and obesity-related cancers.
In the U.S.,
child obesity has increased by more than 1 percent per year over
the past 10 years adding up to $99.2 billion in future health
care costs, according to the National Institutes of Health.
"We're looking
at a ticking time bomb of chronic disease," said LaVelle. "This
rapid change cannot be explained by a lack of personal willpower
or changes in the human gene pool, because it is happening so
fast and has become so widespread.
"Rather
the epidemic is part of a century-long trend of increased growth
in height, weight and earlier puberty in children that has been
associated with transitions to industrialized lifestyles,"
LaVelle said.
Other sources: University of Rhode Island
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