4 ms·
The shoes do not add any energy to the system. All energy is provided by the runner. I think they shouldn't be regulated.
by Excel_Wizard 7y ago
The shoes do not add any energy to the system. All energy is provided by the runner. I think they shouldn't be regulated.
- sushid 7y agoJust to be a devils advocate, but neither do springs. But springs are specifically banned in professional running shoes.