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

We have evolved to walk upright. What other animals have radically altered their natural body position? - Quora

The Benefits of Walking (Infographic)

Golden Arches: Human Feet More Flexible Than We Thought : Shots - Health News : NPR

Arched footprints preserve the motions of fossil hominin feet

What is the relationship between the shape of the feet and personality? - Quora

Neuroma! Triple Threat. — The Gait Guys

Plant Science & Conservation

Tennis - Page 725 - The Telegraph

Watch We Shall Remain, American Experience, Official Site

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Tennis - Page 725 - The Telegraph

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

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

Evolution - The Telegraph