April 15, 2013
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YOON S. BYUN/GLOBE STAFF
A New Balance employee’s stride is measured on a track.
Pressure-sensitive insoles make contact with a force plate.
COURTESY OF NEW BALANCE
A color-coded image shows the pressure on sections of the foot.
Readings are taken at NewBalance’s studio in Lawrence.
At left, a 3-D-printed shoe sole; at right, a conventional shoe sole.