She has multiple sclerosis and runs. Watch what happens around the 49 second mark of the video to see what happens to her legs at the end of a race. It is worth watching until the end to see how it pans out.
For more: Running with Multiple Sclerosis (PodiaPaedia) and Running and multiple sclerosis (Podiatry Arena)
Famous Words of Inspiration...
"Love is the joy of the good, the wonder of the wise, the amazement of the Gods."
