PARALYSIS HAD ROBBED the two women of their ability to speak. For one, the cause was amyotrophic lateral sclerosis, or ALS, a disease that affects the motor neurons. The other had suffered a stroke in her brain stem. Though they can’t enunciate clearly, they remember how to formulate words. Read the whole story here: https://www.wired.com/story/brain-implants-that-help-paralyzed-people-speak-just-broke-new-records/