Urine, excreted by the kidneys, is a liquid containing excess water and water-soluble nitrogen-rich by-products of metabolism including urea, uric acid, and creatinine, which must be cleared from the …

Jan 13, 2025 · Urine is liquid waste that your kidneys make to remove excess fluids and waste products from your body. It mostly consists of water, but it also contains waste products, salt and electrolytes.

Feb 19, 2025 · But the basic details of your urine — color, smell, and how often you go — can give you a hint about what’s going on inside your body. Pee is your body’s liquid waste, mainly made of water, …

Oct 11, 2025 · Foods such as beets, blackberries and fava beans can turn urine pink or red, for example. And some medicines can give urine vivid tones, such as orange or greenish-blue.

Nov 24, 2025 · Your kidneys make urine by filtering wastes and extra water from your blood. The waste is called urea. Your blood carries it to the kidneys. From the kidneys, urine travels down two thin …

Apr 9, 2025 · Some urine color changes may be a sign of an infection or a problem with the liver or kidneys. This article looks at what different urine colors may mean and when to contact a doctor.

Describes how the urinary tract works, why it’s important, what affects the amount of urine produced, and how to keep the urinary tract healthy.

Jan 28, 2026 · Urine, liquid or semisolid solution of metabolic wastes and certain other, often toxic, substances that the excretory organs withdraw from the circulatory fluids and expel from the body. …

Oct 29, 2025 · Urine contains various chemicals, minerals, toxins, bacteria, and red and white blood cells. A urine test, also known as a urinalysis, can reveal the presence and amounts of these …

The color, odor and other clues about your pee can say a lot about your health. Find out what healthy urine looks like, and signs that you should see a doctor.