Urethral sounding is a form of sexual play that involves inserting a thin sex toy, known as a sound, into the urethra. Proponents of this sexual practice claim that it can help heighten pleasure and ...

The urethra is a tube that carries urine from the bladder so it can be expelled from the body. Usually the urethra is wide enough for urine to flow freely through it. When the urethra narrows, it can ...