Astrocytes help speed up brain’s messages
Type of glial cell does more than feed and care for nerve cells
![astrocytes](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/08/ls_astrocyte_free.jpg?fit=860%2C460&ssl=1)
HELPING HAND Nearby astrocytes help move electrical signals along nerve cells, a new study reveals.
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