Little is known about the effect of physical education on child weight, but a new study from Cornell University finds that increasing the amount of time that elementary schoolchildren spent in gym class reduces the probability of obesity.
Fuente : http://www.eurekalert.org/pub_releases/2013-05/cu-...
Fuente : http://www.eurekalert.org/pub_releases/2013-05/cu-...



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