I leak urine at night: what should I know?

Some people leak after a strong urge wakes them, while others produce more urine overnight or cannot reach the toilet safely. A urinary tract infection may cause new urgency, burning, or cloudy urine. Diabetes can increase thirst and urine production. Obesity can place extra pressure on the bladder. Benign prostatic hyperplasia may cause a weak stream, hesitancy, or incomplete emptying in people with a prostate. Dementia, poor sleep, sedating medicines, reduced mobility, or an unfamiliar route to the bathroom can add practical risks.

A clinician may ask how often you wake to urinate, whether the bed is wet before waking, what you drink in the evening, and whether you snore or have swollen legs. A bladder diary can separate nighttime urine production from urgency or access problems.

Keep a short record of evening drinks, bedtime, awakenings, leakage, urgency, and daytime symptoms. Keep a clear, well-lit route to the toilet and consider a bedside commode if mobility is limited. Empty your bladder before sleep, but do not severely restrict fluids; ask about timing if you take a water tablet or other medicine that increases urination. Protect bedding and skin with suitable absorbent products, and discuss recurring leaks with a GP.

Seek prompt care for fever, painful urination, blood in the urine, new back or side pain, marked thirst, or a sudden change in bladder control. Get urgent help if you cannot pass urine, become confused or faint, or develop new weakness or numbness in the legs or around the groin.

Am I making extra urine at night, or waking because of bladder urgency? Could infection, diabetes, prostate symptoms, sleep, mobility, or medicines be involved? Would a bladder diary or urine test help?