Running Gait & Kinematics Simulator

Empirical Biomechanical Impact of Sleep Debt
Kinematic Engine 60 FPS
Side-by-Side Motion Analysis Rested (8h)   Sleep Deprived
0%
Initial Contact (0%) Mid-Stance (18%) Toe-Off (38%) Swing (65%)
Biomechanical Telemetry Stream
Ground Contact Time (R / Dep)
224 ms / 246 ms
+9.8% prolonged contact
Tibial Shock Peak (g)
8.4 g / 10.1 g
+20.2% impact shock
Knee Joint Stiffness (kNm/rad)
4.88 / 4.28
-12.3% reduced stiffness
Braking Impulse (BW·s)
0.27 / 0.31
+14.8% braking load
Vulnerability Alert: Primary injury risk concentrated at Patellar Tendon & Tibial Cortex due to excessive knee flexion damping failure & overstriding braking spike.
Sleep Debt & Runner Scenarios
4.5 hrs
168 SPM
70 kg
5:00 min/km
Cadence Adaptation Tool Compensatory Mechanism

Increasing step frequency (+3% to +8%) repositions foot strike closer to center-of-mass, counteracting neuromuscular sluggishness from sleep loss.

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