the.com/running shoes
foam and marketing convince your knees you're forgiven for another mile.
means footwear engineered to cushion impact and propel forward motion, sold as salvation for anyone who jogs, walks, or just fears their own hips.
from traces back to 1917 spiked track shoes and the 1970s jogging boom, when waffle irons literally inspired the outsole that launched nike.
impact forceeach stride hits with 2-3x body weight
waffle ironbill bowerman used one to design soles
replacement myth300-500 mile rule is mostly guesswork
barefoot backlashminimalist shoes argue cushioning weakens feet