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Published on: 7/4/2025

What are the primary causes of frequent urination at night?

Frequent urination at night, known as nocturia, can be caused by factors like aging, certain medical conditions, and lifestyle habits.

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Explanation

Frequent urination at night, called nocturia, is common, especially in older adults. It can be caused by several factors.

  1. Aging: As people age, their bodies produce less of the hormone that helps concentrate urine, leading to more frequent urination.

  2. Medical Conditions: Conditions like benign prostatic hyperplasia (BPH) in men can lead to nocturia. BPH causes the prostate to enlarge, pressing on the bladder and urethra, making it difficult to fully empty the bladder.

  3. Nocturnal Polyuria: This condition involves producing too much urine at night, which can disturb sleep.

  4. Lifestyle Habits: Drinking lots of fluids, especially caffeine or alcohol, close to bedtime can increase nighttime urination.

Managing nocturia often involves lifestyle changes, like reducing evening fluid intake, and addressing any underlying medical conditions. Understanding the cause can help in finding the right treatment approach.

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