• Chunichi Shimbun


Research conducted by Atsushi Okada from the nephro-urology department at Nagoya City University Graduate School and others has revealed that the risk of kidney stone disease increases for astronauts who remain in space for a long period of time because diminishing bone mass triggers a rise in calcium levels in urine.

However, the researchers also discovered that the malady, which causes severe pain in the upper and lower back, can be prevented by ingesting a therapeutic agent used to treat osteoporosis before taking flight.

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