Effect of the upward curvature of toe springs on walking

I tend to walk with my feet pointing outward. How do I correct my walking posture? - Quora

Kinetic coupling in distal foot joints during walking, Journal of Foot and Ankle Research

Sectional drawing of a last showing the virtual metatarsal line and the

Frontiers Influence of Shod and Barefoot Running on the In Vivo Kinematics of the First Metatarsophalangeal Joint

Shoes that curve up at the toe require less muscle work, study shows

How Shoes Change Your Feet – Squat University

Shoes With Toe Springs May Affect Foot Biomechanics

Toe Spring in Minimalist Shoes — Good or Bad? – Natural Running Center

What is Toe Spring and Why Should You Care? - NTFANTFA

Form and function of the human and chimpanzee forefoot: implications for early hominin bipedalism

Why human feet evolved arches—and what happens if you lack them

Shoes that curve up at the toe require less muscle work, study shows

(PDF) Heel impact forces during barefoot versus minimally shod walking among Tarahumara subsistence farmers and urban Americans

Toe Spring in Shoes - Somastruct