Leggy | Teen

This classic PubMed paper details how leg length reaches its peak velocity earlier than the trunk (sitting height). It notes that while girls experience this earlier (around age 10-11), boys' leg lengths typically exceed girls' by age 12.

Several scientific papers and reviews cover this phenomenon: Biological and Growth Pattern Studies leggy teen

A longitudinal study in the Annals of Human Biology found that distal segments (like feet and lower legs) usually reach their peak growth velocity before more proximal segments (like the thigh), contributing to the "leggy" appearance. Factors and Implications This classic PubMed paper details how leg length

The adolescent growth spurt of boys and girls of the ... - PubMed leggy teen