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People learn to use robotic leg prostheses but misjudge their gait (Level A1) — a man walking across a tennis court holding a racquet

People learn to use robotic leg prostheses but misjudge their gaitCEFR A1

20 Feb 2026

Level A1 – Beginner
2 min
74 words
  • A study tested a robotic prosthetic leg.
  • A small group of people took part.
  • They had daily practice sessions to walk.
  • Participants tried to walk quickly each time.
  • After practice they watched walking computer images.
  • They picked the image that looked like them.
  • At first they said their walk looked stiff.
  • By the end they said their walk was more natural.
  • They became more confident but still inaccurate.
  • Researchers suggest giving better visual feedback.

Difficult words

  • prosthetican artificial device that replaces a lost limb
  • participanta person who takes part in a study
    Participants
  • practicetime to repeat an activity to improve skill
    practice sessions
  • stiffnot moving smoothly; rigid in movement
  • naturallooking normal and relaxed, not artificial
  • feedbackinformation that tells someone how they did

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • Would you try a robotic prosthetic leg?
  • Would you watch computer images to help your walking?

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