问题详情

Todays kindergarteners are heavier than kids brought up in the 1970s and 1980s and appear to be on the road to become【M1】______ overweight and obese in the years to come, a new study finds. "Its not just kids are already overweight getting more and more【M2】______ so, there is an entire shift. Even those who are abnormal weight【M3】______ are gaining weight," said lead study author Ashlesha Datar, serious economist at RAND Corp. in Santa Monica, Calif.【M4】______ Researchers analyzed data on to nearly 6,000 white, black and【M5】______ Hispanic children who participated in the Early Childhood Longitudinal Study—a nationally representative example—and【M6】______ had their height and weight measure over nine years, in【M7】______ kindergarten, first, third, fifth and eighth grades. The study found nearly 40 percent of kindergarteners had a body mass index(BMT)in the 75th percentile or above, down【M8】______ from 25 percent in the 1970s and 1980s, when the growth charts are developed by the U.S. Centers for Disease Control and【M9】______ Prevention. While a BMI in the 75th percentile is still in the normal range, that child may be headed for being overweight or obese, Datar said. And if theyre already at the 75th percentile in kindergarten, they dont have far to go before they tip the【M10】______ overweight or obese category, which puts them at risk of serious health problems as adults.

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