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Frequent Urination in Men: Doctor Explains the Real Cause Beyond Bladder Size

From Liberty Times · () Chinese

Translated from Chinese, summarized and contextualized by DistantNews.

At a glance

News Named sources Context piece
  • Frequent urination in men is often caused by prostate enlargement obstructing urine flow, leading to residual urine, rather than a smaller bladder capacity.
  • While healthy adult males typically urinate every 3-4 hours, individual variations exist, and elderly individuals with nighttime urination exceeding one-third of their total daily output should be vigilant.
  • Doctors recommend tracking urination patterns, including frequency, volume, and nighttime voiding, to accurately diagnose the cause of frequent urination and address potential prostate issues.

Many men experiencing frequent urination immediately worry their bladder has shrunk. However, urologist Lin Po-ting explains that for those with an enlarged prostate, the issue is usually not a reduced storage capacity but a blocked outlet that prevents complete emptying.

For men with prostate enlargement, the problem is often not that the storage space has become smaller, but that the outlet is blocked, leading to incomplete emptying.

— Lin Po-tingExplaining the cause of frequent urination in men with enlarged prostates.

Lin, who shares insights on his Facebook page "Urologist Lin Po-ting," notes that while healthy adult males typically urinate every 3-4 hours, this is an average. He emphasizes that for older men, if nighttime urination accounts for more than one-third of their total daily output, it warrants increased attention. He also points out that the sensation of needing to urinate urgently and frequently can be linked to an overactive bladder.

Some men with enlarged prostates suffer from "residual urine," meaning urine remains in the bladder after voiding. When the outlet is obstructed, the bladder must work harder to expel urine. Over time, this can lead to reduced blood flow, increased sensitivity, and irregular contractions, resulting in frequent, urgent, and nighttime urination. Eventually, the bladder may become too weak to function properly, leading to difficulty urinating and significant discomfort, drastically reducing quality of life.

This is just an average statistic, not a call for everyone to hold it for that long.

— Lin Po-tingClarifying that the typical urination interval is an average, not a strict rule.

Lin advises that a three-day urination diary, recording voiding times, urine volume, nighttime urination frequency, and fluid intake, can be more effective in clarifying the cause than simply describing symptoms. He concludes that frequent urination should not be solely judged by the interval between voids but by considering urine volume, urgency, and the completeness of emptying. Ignoring outlet obstruction and residual urine in prostate enlargement cases can lead to progressive bladder damage and worsening symptoms. Consulting a professional can help break this cycle.

Don't just look at the interval between urinations, but observe urine volume, urgency, and whether urination is complete.

— Lin Po-tingAdvising on how to assess frequent urination.
DistantNews Editorial

Originally published by Liberty Times in Chinese. Translated, summarized, and contextualized by our editorial team with added local perspective. Read our editorial standards.

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