50 years ago, researchers treated chronic pain with electricity
Excerpt from the March 20, 1971, issue of Science News
![a composite image of a person in a wheelchair progressing to walking with a walker](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/03/020521_eg_50ya-spinal_feat.jpg?fit=860%2C460&ssl=1)
Sending electrical impulses to the spinal cord has been used to relieve pain for decades. Now, more precise stimulation has been shown to help some people paralyzed by injuries walk with support.
Jamani Caillet/EPFL