Increasing stride length with markers (step-to) ('Gait training' Increasing stride length with markers - step to)

Stand up straight with a markers placed on the floor in front of you.
Stand far enough away so that you have to take a large stride to step onto it.
Take a large step forward onto the marker.
Once your foot is on the marker, step your other leg onto the marker to join the first.
You should finish with both feet on the marker, shoulder width apart.