Many adults with hearing loss receive implants of small devices that stimulate the inner ear and permit a person at least partial reentry into the world of sound. But there’s more to these cochlear implants than meets the ear. The remarkable gadgets improve vision along with hearing.
That, at any rate, is the implication of a new study directed by neuroscientist Anne-Lise Giraud of Johann Wolfgang Goethe University in Frankfurt, Germany. Giraud’s team examined 18 adults for up to 3 years after they received cochlear implants. The researchers also examined 18 volunteers who had no hearing problem.
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