article_snippet.sent: Your kidneys are your waste-disposal system,' explains Dr Kathryn Griffith, the Royal College of GPs' clinical champion for kidney care. '
article_snippet.sent: kidney care discard all the waste chemicals produced by your body, and
article_snippet.sent: Your kidneys remove sodium, which is the main component of salt, from your body.
article_snippet.sent: When Your kidneys do this, Your kidneys excrete calcium, too.