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Urination

Urination, stream, and urinary changes

Burning, spraying, dribbling, weak flow, frequency, and the warning sign that cannot wait.

Evidence checked July 15, 2026 · Editorially reviewed, not clinician-reviewed
Clinical cutaway showing the bladder, prostate, urethra, and the route urine takes through the penis.
Educational illustration — not a diagnostic image · Medical illustration: NIDDK / NIH
In 20 seconds

The urethra travels through the penis, so a urinary problem can feel like a penile problem. A changed stream can relate to irritation, infection, the prostate, scar narrowing, medicines, nerves, or other causes that often need an examination or urine test.

01

What to know

  • Burning, discharge, fever, pelvic pain, or recent sexual exposure changes what testing may be needed.
  • A weak, split, spraying, or interrupted stream is worth describing if it is new or persistent.
  • Sudden inability to urinate is acute urinary retention and can be dangerous.
What people often get wrong

A similar-looking photo or one matching symptom cannot confirm a cause. Timing, change, examination, and sometimes testing matter.

02

Useful next steps

  • Note frequency, urgency, pain, stream strength, leakage, blood, and how fully the bladder seems to empty.
  • Do not insert objects into the urethra or take leftover antibiotics.

When to get care

Do not rely on guesswork when the pattern changes.

  • Get immediate care if you cannot urinate, especially with lower abdominal pain or swelling.
  • Arrange prompt care for fever, visible blood, discharge, severe burning, or symptoms after injury.
Use the Concern Navigator →

03

What a clinician may ask

  1. When did you first notice it, and is it changing?
  2. Is there pain, discharge, bleeding, fever, urinary change, or loss of function?
  3. Were there recent medicines, illness, injury, sexual contact, products, or procedures?
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