skeletonheb

This is the ground reaction force generated when forefoot strike running in racing flats. Notice that this force trace lacks the impact transient c...

This is the ground reaction force generated when forefoot strike running in racing flats. Notice that this force trace lacks the impact transient c...

This is an elite Kenyan runner who did not wear proper running shoes until his late teens. He midfoot strikes while wearing running shoes, but with...

This is an elite Kenyan runner who did not wear proper running shoes until his late teens. He forefoot strikes when running barefoot, but without a...

This is an experienced barefoot runner with proper forefoot strike form. He lands on the lateral aspect of the forefoot, under the 4th and 5th meta...

This is an adolescent Kenyan who has never worn shoes in his life and runs a significant amount every day. He forefoot strikes.

This is the ground reaction force generated when forefoot strike running barefoot. Notice that this force trace lacks the impact transient characte...

This is the ground reaction force generated when forefoot strike running barefoot. Notice that this force trace lacks the impact transient characte...

This is the ground reaction force generated when heel strike running in shoes. Notice that this force trace has the impact transient characteristic...

This is the ground reaction force generated when heel strike running in shoes. Notice that this force trace has the impact transient characteristic...

This is the ground reaction force generated when heel strike running barefoot. Notice that this force trace has the impact transient characteristic...

This is the ground reaction force generated when heel strike running barefoot. Notice that this force trace has the impact transient characteristic...

This is the ground reaction force generated when forefoot strike running barefoot. Notice that this force trace lacks the impact transient characte...

This is the ground reaction force generated when forefoot strike running in Vibram FiveFingers. Notice that this force trace lacks the impact trans...

This is the ground reaction force generated when heel strike running in shoes. Notice that this force trace has the impact transient characteristic...