Sleep deprivation induces excess diuresis and natriuresis in healthy children.
From the sciencedaily.com
Bradykinin also causes natriuresis, contributing to a drop in blood pressure.
From the en.wikipedia.org
This impaired stress-induced pressure natriuresis occurs in about 36 percent of healthy black youths and 25 percent of healthy white youths, according to Dr. Harshfield's studies.