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Effects of an After-School Physical Activity Intervention on Physical Activity, Aerobic Fitness, and Body Composition
(East Carolina University, 2012)
Low levels of physical activity have been linked to the increased prevalence of obesity in children and adolescents. Federal and local policies to increase the focus on academic time have resulted in decreased physical ...
Influence of training history and contraction velocity on hamstring muscle coactivation during maximal effort knee extension
(East Carolina University, 2012)
When a muscle produces voluntary force, muscles on the opposite side of the joint, the antagonists, are also activated. While coactivation of the knee flexors during knee extension is presumed to increase joint stability ...
VARIABILITY IN POPLITEAL ARTERY BLOOD FLOW : EFFECT OF EXERCISE TRAINING
(East Carolina University, 2012)
Mean arterial pressure (MAP) is regulated through changes in cardiac output (Q) and total peripheral resistance (TPR), where Q = heart rate (HR) x stroke volume (SV). Healthy heart rhythms have inherent variability and a ...