Arched feet didn't evolve to give us a spring in our step – but to keep us upright, scientists say

Experts used to think the arch was a lever to propel the body forward, but now researchers believe it developed to help us walk on two feet

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

What is Plantar Fasciitis?

Humans evolved to walk with a literal 'spring' in our step - Study Finds

Tennis - Page 725 - The Telegraph

Daniel Dennett's Science of the Soul

What Works for Plantar Fasciitis? What Doesn't? Why?

Why did humans start walking upright? How did being bipedal benefit us? - Quora

The Truth About Arch Support - A Meta Analysis of 150 Studies

The Shoe Cushioning Myth

Human evolution - The Telegraph

Evolution - The Telegraph

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