The urinary system helps maintain the volume and chemical composition of fluids in the body. One of the main organs in the system are the kidneys, which filter waste products out of the body through ...

The bladder is part of the urinary tract. It is a hollow, balloon-like organ that collects and releases urine from the body. It is attached to the pelvic bones and other organs and can hold around 2 ...

Urinary retention is when your bladder doesn’t empty completely. It’s more common in people with a penis but can occur in people with a vagina. It’s especially common in people at older ages. When you ...