Your urinary system removes waste from your blood in the form of urine. It also helps regulate your blood volume and pressure, and controls the level of chemicals and salts in your body's cells and blood. Learn more here.
Urine tests can be used to diagnose conditions, such as pregnancy, infections, diseases such as diabetes or STIs and monitor drug use.
Blood in urine
Blood in the urine, also called haematuria, can be detected easily but there are many causes. Learn more from our trusted partners’ content.
Urine colour chart
It's important to drink plenty of water every day to stay healthy. Use this urine colour chart to assess how hydrated you are.
If you have urinary retention, your bladder will feel full but you'll be unable to urinate. If this occurs suddenly, seek urgent medical attention.
The urinary system prevents waste from building up in your blood. Learn about related health problems, including blood in urine, cystitis, incontinence, kidney infection, prostate problems and UTIs.
Your ureters (the tubes that drain urine from the kidneys to the bladder) can become blocked. A nephrostomy is a procedure to drain urine from your kidney using a catheter (tube).
Bedwetting in older children
Bedwetting in older children can happen if the child does not wake when they need to urinate. But there are several things you can do.
Human chorionic gonadotropin (hCG) is a hormone that can be detected in your urine and blood when you're pregnant.
The bladder works with the kidneys to rid the body of waste products from the blood through urine. Learn more about its function and tips for a healthy bladder.