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French, Karen E.; Spurgeon, John H.; Nevett, Michael E. – Research Quarterly for Exercise and Sport, 2007
The purpose of this study was to compare measures of body size in two samples of youth baseball players with normative data from the United States National Center for Health Statistics (NCHS) growth charts. One sample of youth baseball players participated in a local little league. The second sample of youth baseball players were members of eight…
Descriptors: Team Sports, Maturity (Individuals), Body Composition, Body Height
Livingston, Robert B.; And Others – 1975
The degree to which under nourishment exists in a local community such as San Diego, California, and in the U.S. at large, and whether it is severe enough to interfere with brain development is the focus of this report. After establishing criteria for nutrition intake that would represent unambiguous jeopardy to brain development, these criteria…
Descriptors: Brain, Child Development, Cognitive Development, Eating Habits
Baldwin, Bird Thomas – United States Bureau of Education, Department of the Interior, 1914
It should now be recognized that every child has at least five parallel ages: A "chronological" age, in years, months, and days: a "physiological" age, indicative of physical growth and maturity; a "mental" age, significant of intellectual capacity and ability; a "school standing," or "pedagogical"…
Descriptors: Academic Achievement, Developmental Stages, Physical Development, Adolescent Development