Does holding urine cause bladder spasms?

If the

urine is held for a short time, and urine volume is relatively small, bladder physiological capacity is relatively large, in addition to temporary no drinking water, resulting in more urine, so that bladder pressure is further increased, can solve the demand for urination in time, generally does not cause bladder spasm. If the urine is held for a long time, the urine volume in the bladder is too large, exceeding the normal range of bladder muscles, may lead to bladder muscle spasm, causing urgency, frequent urination, urinary incontinence and other symptoms.