The human is truly a biological wonder. Not only does it work constantly, but it also improves and maintains itself with minimal external interjection. There are times, however, when one part or the other will succumb to sickness, henceforth jeopardizing the entire body since it is all a well-oiled machine that depends on each and every cog to function optimally. For example, when the kidneys are malfunctioning, the body starts sending signals to show what is wrong, and it would do well to remember them. To help you with that, here are 10 signs that your kidneys are not working as well as they should.