Over 70 per cent of 12-year-olds have problems with their feet, mostly because of ill-fitting shoes.
Strenuous activity or ill-fitting shoes are the usual causes.
"Of course, with an ill-fitting shoe, your feet will still hurt," she said.
I found some ill-fitting shoes and an old suit where my standard-issue uniform should have been.
"I learned a long time ago to pay attention to my feet, since an ill-fitting shoe will sour my disposition very quickly."
Both may be caused by ill-fitting shoes and will fade when friction stops.
Flatfoot symptoms are rare, though weight gain, ill-fitting shoes, or excessive standing may cause pain.
He blamed his third place showing on ill-fitting shoes forced on him by Ethiopian officials.
Excessive wear and tear on either side of the shoe could indicate ill-fitting shoes or problems with the child's gait.
Men with ill-fitting shoes often lost their balance and their feet bled.