Feeling the Ground With Your Arms
Oftentimes, we don’t realize how important something is until we have lost it. Consider the sensory input we receive from the bottoms of our feet, for instance. Unless you have just stepped on a pile of LEGO bricks, this is probably one of the last things on your mind. But for those who have lost feeling on the bottoms of their feet — due to stroke, spinal cord injury, or another condition — it is a constant concern.
Without that normal sensory feedback, even walking becomes very challenging. Fortunately, that may change in the near future. A group led by researchers at the Georgia Institute of Technology has developed a novel system that restores an individual’s awareness of how their feet are contacting the ground. While it cannot restore normal sensations, the system captures the information and presents it in a different way.
Inspecting a haptic insole (📷: Georgia Institute...
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