The foot lift test I think is a good way to be a bit more specific when measuring one's balance, as often simply the one leg stand with eyes closed for...
Position of the foot during standing (right) and at take‐off (left).... | Download Scientific Diagram
The painful pursuit of 'perfect' feet | Health & wellbeing | The Guardian
Top 3 Best Foot Flexibility Exercises - A Physiotherapists Opinion.
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The Footlift (footlift or «Loub job») - Clinique du pied
Study Shows Heel Lifts Affect Biomechanics, Muscle Function | Lower Extremity Review Magazine