loader image
thesprint.club simple logo
Inside

Infographic titled 'Phase 2 — Acceleration (10–30 m)' showing stick-figure runners progressing from a low forward trunk at 10 m to an upright posture at 30 m to illustrate projection and posture, bullet notes about trunk angle transitioning and avoiding 'popping up,' a side panel noting elite F‑V and RF‑V patterns, and pressure-and-pulse diagrams showing backward-oriented ground reaction force (GRF) speeds acceleration with the cue 'Shine the shin where you want to go' plus notes that knee and ankle stiffness increase with speed to support faster stretch‑shorten timing.

thesprintclub logo

theSprint.Club

Join the squad.
Explore the gear.
Get faster.
Inside
Shop
Instagram
YouTube
white thesprint.club sprinter tee tshirt