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How should I prepare for semen analysis, and what does the result mean?

Quick answer

Semen analysis measures sample volume, sperm number, concentration, movement, shape and other features. It helps assess fertility but one sample is not a final verdict on the ability to conceive, nor a measure of masculinity or erectile strength.

Details

Follow the laboratory’s instructions

Abstinence from ejaculation is often requested for two to seven days, but use your laboratory’s specified interval. Collect the whole sample in the approved container, avoiding saliva or unapproved lubricants. Report any lost portion.

Timing and transport matter

If home collection is permitted, follow arrival-time and temperature instructions; delays can affect results. Report medicines, recent fever or illness and collection difficulties. A limited home test is not necessarily equivalent to full laboratory analysis.

Interpreting the numbers

Results are considered alongside health history, collection conditions and the couple’s assessment. Abnormal findings may require repeat or additional testing. Values below a reference range do not prove pregnancy impossible, and values within it do not guarantee conception.

Related reading: Do varicoceles cause infertility, and when is treatment needed?.

Note: This answer is for educational purposes and does not replace a consultation with a specialist who examines your case in person. Do not use it for self-diagnosis.

References

  1. Semen analysis — MedlinePlus
  2. Laboratory manual for human semen: sixth edition — WHO
  3. Diagnosis and treatment of infertility in men: part II — AUA / ASRM