HORMONAL

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Not yet finished but already full! 1 Completed 1

Could your finger length reveal why You're Double-Jointed?

Knowledge-focused Completed

This study examined 180 young adults to see if the ratio of their index to ring finger length (2D:4D) is linked to joint hypermobility (being double-jointed). The idea is that this finger ratio may reflect hormone levels before birth. Researchers measured joint flexibility using …

Matched conditions: HORMONAL

Sponsor: Nigde Omer Halisdemir University • Aim: Knowledge-focused

Last updated Jun 27, 2026 08:06 UTC

HORMONAL

Get alerted when new HORMONAL trials appear

Could your finger length reveal why You're Double-Jointed?