Riding roller coasters might help dislodge kidney stones
Preliminary study uses fake kidney to test the idea
![Roller coaster](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/10/111216_notebook_thesciencelife_main.jpg?fit=860%2C460&ssl=1)
ROCKIN' RIDES After patients reported that they passed kidney stones after riding on roller coasters, researchers decided to see for themselves.
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