Wouter Hoogkamer

This study compares a data-driven designed running shoe to existing state-of-the-art models, finding the new shoe improves running economy across all tested runners.

This study investigates asymmetric surface stiffness walking's effects on gait symmetry in healthy adults, finding increased vertical GRF and plantar flexor activity on the perturbed side.

This study uses robotic footwear to induce asymmetrical ground stiffness perturbations and quantifies gait adaptations in participants, showing shifts in neuromotor control toward the unperturbed limb.

This paper introduces adjustable compliance footwear to study gait adaptation during treadmill and overground walking, demonstrating its ability to rapidly change midsole compliance and measure sole deflection.

This study improves models for estimating metabolic rates during level, uphill, and downhill running using combined datasets and evaluates their accuracy.

This study examines if increasing midsole thickness or compliance in running shoes affects metabolic cost and effective leg length, finding that compliance reduces metabolic cost while thickness increases leg length but raises metabolic cost.

This study examines PPC activity during visually cued gait and its relation to gait variability in young adults.

This study compares time-to-exhaustion during level and uphill running at critical intensity using wearable devices measuring power and muscle oxygenation, finding shorter endurance and faster oxygen decline on level terrain.

This study shows that increased step length variability during walking raises metabolic cost by 0.7% per 1% increase in variability.

This study evaluates the impact of different track spike technologies on running performance in trained athletes, finding performance benefits from modern foam spikes with and without a carbon fiber plate.

The paper estimates that improved aerodynamic drafting could allow Faith Kipyegon to run a 4-minute mile by reducing aerodynamic drag force during her world record performance.

AdjuSST is a treadmill with adjustable surface stiffness that enables study of human adaptation to changing foot-ground dynamics and aids gait rehabilitation.

This study uses shoe-mounted IMUs to analyze the relationship between negative foot speed and sprint speed, finding that IMUs can effectively quantify sprinting technique.

This study quantifies how longitudinal bending stiffness and midsole foam affect running economy, finding similar improvements from a carbon fiber plate or PEBA foam.

This study uses a 2D optimal control model to simulate walking on asymmetric mechanical impedance platforms, identifying parameters that amplify propulsion asymmetries for gait rehabilitation.

This study evaluates how different levels of longitudinal bending stiffness in advanced footwear affect running economy and spatiotemporal parameters in trained runners.

This study shows that asymmetric hip stiffness from a robotic exoskeleton can induce gait adaptation similar to split-belt treadmill training.

This study shows that applying bilateral asymmetric hip stiffness via a robotic exoskeleton leads to kinematic and kinetic adaptations in walking, similar to split-belt treadmill training.

The paper simulates split-belt treadmill walking using a musculoskeletal model to test if energy minimization drives adaptation, finding that the model adopts positive step length asymmetry and reduces metabolic rate, unlike human behavior.

This study compares two simulation methods to model human gait adaptation to asymmetrical surface stiffness, revealing biomechanical changes and the impact of damping on muscle activity.