middle-outside foot pain when weight bearing

On October 10th (today is the 15th), I walked on paved streets for about 3 miles. I did not know that i was going to be walking so much so I did not wear my more supportive shoes, but wore regular sneakers. I have really flat feet and my muscle at the arch of my foot stretched and hurt whenever I would bend my foot to walk

On October 10th (today is the 15th), I walked on paved streets for about 3 miles. I did not know that i was going to be walking so much so I did not wear my more supportive shoes, but wore regular sneakers. I have really flat feet and my muscle at the arch of my foot stretched and hurt whenever I would bend my foot to walk

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middle-outside foot pain when weight bearing