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Gregory J. Welk

Greg Welk is with the Dept of Health and Human Performance, Iowa State University, Ames, IA.


  A Response to "The Horse Is Dead; Let's Dismount", (Volume 7, Issue 4, November)
  ACE I/D Genotype, Habitual Physical Activity, and Blood Pressure in Children, (Volume 22, Issue 2, May)
  Comparison of Two Versions of the PACER Aerobic Fitness Test, (Volume 3, Supplement, May)
  Correlates of Children’s Moderate and Vigorous Physical Activity During Weekdays and Weekends, (Volume 9, Issue 1, January)
  Development and Validation of a Regression Model to Estimate VO2peak From PACER 20-m Shuttle Run Performance, (Volume 3, Supplement, May)
  Effects of Ready for Recess, An Environmental Intervention, on Physical Activity in Third- Through Sixth-Grade Children, (Volume 11, Issue 2, February)
  Estimating Physical Activity in Children: Impact of Pedometer Wear Time and Metric, (Volume 12, Issue 1, January)
  Evaluating the Youth Physical Activity Promotion Model Among Portuguese Elementary Schoolchildren, (Volume 10, Issue 8, November)
  Evaluation of a Walking School Bus for Promoting Physical Activity in Youth, (Volume 6, Issue 5, September)
  Joint Association of Fatness and Physical Activity on Resting Blood Pressure in 5- to 9-Year-Old Children, (Volume 23, Issue 1, February)
  Lifespan Snapshot of Physical Activity Assessed by Accelerometry in Porto, (Volume 8, Issue 3, March)
  Maturity-Related Variation in Moderate-to-Vigorous Physical Activity Among 9–14 Year Olds, (Volume 6, Issue 5, September)
  Modeling Errors in Physical Activity Recall Data, (Volume 9, Supplement, January)
  Parental Influences on Physical Activity in Children: An Exploration of Potential Mechanisms, (Volume 15, Issue 1, February)
  Physical Activity and Physical Fitness in Children Schooled at Home and Children Attending Public Schools, (Volume 16, Issue 4, November)
  Physical Self-Perceptions of High School Athletes, (Volume 7, Issue 2, May)
  Reliability and Validity of a School Recess Physical Activity Recall in Spanish Youth, (Volume 22, Issue 2, May)
  Reported Physical Activity and Sedentary Behavior: Why Do You Ask?, (Volume 9, Supplement, January)
  Strengthening the Scientific Basis of the FITNESSGRAM® Program, (Volume 3, Supplement, May)
  The Effects of String Type and Tension on impact in Midsized and Oversized Tennis Racquets, (Volume 3, Issue 1, January)
  The History of FITNESSGRAM®, (Volume 3, Supplement, May)
  The Predictive Utility of the Children’s Physical Activity Correlates (CPAC) Scale Across Multiple Grade Levels, (Volume 3, Issue 1, January)
  The Reliability and Convergent Validity of Field Tests of Body Composition in Young Adolescents, (Volume 3, Supplement, May)
  The Youth Physical Activity Promotion Model: A Conceptual Bridge Between Theory and Practice, (Volume 51, Issue 1, February)
  Validation of the SOPLAY Direct Observation Tool With an Accelerometry-Based Physical Activity Monitor, (Volume 8, Issue 8, November)