Digit ratio (2D:4D) and physical fitness (Eurofit test battery) in school children.

  title={Digit ratio (2D:4D) and physical fitness (Eurofit test battery) in school children.},
  author={Robert Ranson and Gareth Stratton and Suzan R Taylor},
  journal={Early human development},
  volume={91 5},
BACKGROUND The relative lengths of the index finger to the ring finger (2D:4D) is sexually dimorphic and is thought to be a correlate of prenatal sex steroids (low 2D:4D=high prenatal testosterone and low prenatal oestrogen). In adults there have been reports that low 2D:4D is consistently associated with high sports performance. AIMS To investigate correlations between 2D:4D and fitness levels in children. STUDY DESIGN Right 2D:4D and body size were measured, in addition to flexibility… CONTINUE READING

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