New research finds that the rise in obesity in the United States since the 1970s was virtually all due to increased energy intake. (Credit: iStockphoto/Michael Krinke)From Science Daily:
ScienceDaily (May 8, 2009) — New research that uses an innovative approach to study, for the first time, the relative contributions of food and exercise habits to the development of the obesity epidemic has concluded that the rise in obesity in the United States since the 1970s was virtually all due to increased energy intake.
How much of the obesity epidemic has been caused by excess calorie intake and how much by reductions in physical activity has been long debated and while experts agree that making it easier for people to eat less and exercise more are both important for combating it, they debate where the public health focus should be.
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