title: Sustanied handgrip in boys and girls: variation and correlation with performance and motivation to train.
mesh_terms: D000293:Adolescent; D000704:Analysis of Variance; D005260:Female; D006225:Hand / Q000502:physiology*; D006801:Humans; D008297:Male; D009042:Motivation; D009119:Muscle Contraction; D010809:Physical Fitness; D013178:Sports Medicine; D013647:Task Performance and Analysis; D013997:Time Factors