Try riding a roller coaster to dislodge those painful kidney stones

Just ask any one of the 300,000 Americans who, in any given year, develop kidney stones: What if the excruciating pain of passing one of those little devils could be prevented by strapping yourself into a make-believe runaway mine train, throwing your hands in the air and enduring G-forces as high...
Source: Los Angeles Times - Science - Category: Science Authors: Source Type: news