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News Release 17-014
Flat-footed competitors have fighting advantage
New study suggests aggression played role in shaping stance of modern humans
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![Great apes' heel-down posture helps support their body weight as they stand, walk and run.](/news/mmg/media/images/walking chimp_9f23fee4-0b0a-450c-9879-c5f83a2c835f.jpg)
Great apes' heel-down posture helps support their body weight as they stand, walk and run.
Credit: Wikimedia Commons
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![White arrows show the reaction force of a foot in clockwise movement.](/news/mmg/media/images/foot free moment_ef4b6eff-271b-4306-a22e-728f4482d4eb.jpg)
White arrows show the reaction force of a foot in clockwise movement.
Credit: Pixabay, falco
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![Plantigrade foot posture was retained in the lineage of bipedal great apes, the hominins.](/news/mmg/media/images/running girl_4330b516-f22e-45b3-9476-dca6f87b4c40.jpg)
Plantigrade foot posture was retained in the lineage of bipedal great apes, the hominins.
Credit: Pixabay, Judam
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![Species such as polar bears, badgers and wolverines share similar foot traits with humans.](/news/mmg/media/images/polar bears_58c01972-ca78-429c-9c4d-d2ce20957c72.jpg)
Species such as polar bears, badgers and wolverines share similar foot traits with humans.
Credit: Wikimedia Commons
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![Foot posture influences movement in ways that researchers are just beginning to understand.](/news/mmg/media/images/soccer_d45ea1b2-18fe-46d1-bb7b-10a4d4a37c46.jpg)
Foot posture influences movement in ways that researchers are just beginning to understand.
Credit: Pixabay, keijj
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![Plantigrade foot posture may improve performance in competitions.](/news/mmg/media/images/haraigoshi_bb8b5ffa-fdb1-43c3-bb43-e8a62e84e64e.jpg)
Plantigrade foot posture may improve performance in competitions.
Credit: Wikimedia Commons
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