A bladder spasm, or "detrusor contraction," occurs when the bladder muscle squeezes suddenly without warning, causing an urgent need to release urine. The spasm can force urine from the bladder, causing leakage. When this happens, the condition is called urge incontinence or overactive bladder.

What does bladder spasms feel like?

Bladder spasms may not feel like anything except an urgent need to empty your bladder. But some people have reported that they feel like a cramping or burning sensation. Bladder spasms can be painful for some people.

Does drinking water help bladder spasms?

Urine that is more concentrated from not drinking enough fluids may contribute to bladder irritability, bladder spasms and may contribute to the growth of bacteria in the urine. Drinking lots of fluid can help flush out bacteria. Water is best option, but fruit juices can count for some of your fluid needs.