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Sperm Motility Analysis (Quantitative)

Published: August 9, 2026Updated: August 16, 2026

This test evaluates the movement ability of sperm cells, which is important for fertility. It helps assess whether sperm are capable of swimming effectively to reach and fertilize an egg.

Quick summary

["A key measure of male fertility and sperm health."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
42676-7
Short code
Sperm Norm Motile # Smn
Synonyms
Sperm Norm Motile # Smn
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Matters for Fertility

Sperm motility is a critical factor in male fertility. Healthy sperm must move efficiently to navigate through the female reproductive tract. This test helps identify whether sperm motility is impaired, which can affect fertility outcomes. Low motility may indicate underlying issues like poor sperm quality, genetic factors, or exposure to certain toxins.

How the Test Works

A semen sample is collected and examined under a microscope. The test quantifies the percentage of sperm that are actively moving (motile) versus those that are not. This is often done using a specialized microscope with a grid system to count and categorize sperm movement patterns.

Sample Collection and Preparation

Semen is typically collected through masturbation after abstaining from sexual activity for 2–5 days. The sample is then processed to separate sperm from other fluids. The test may involve staining techniques to enhance visibility of sperm movement under the microscope.

What the Results Mean

Results are expressed as a percentage of motile sperm (e.g., 40% motile sperm). While specific reference ranges vary by lab, lower than expected motility may suggest fertility challenges. Normal ranges can be influenced by age, health status, and other factors.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Sperm Motility Test

Frequently asked questions

What does a low sperm motility result indicate?
A low sperm motility result may indicate subfertility or infertility. It can be caused by genetic factors, hormonal imbalances, exposure to toxins, or underlying conditions like varicocele or retrovarsiocele. This test is often part of a broader evaluation for male infertility.
How can sperm motility be improved?
Improving sperm motility may involve lifestyle changes (e.g., quitting smoking, maintaining a healthy weight), dietary adjustments (e.g., antioxidants like vitamins C and E), avoiding excessive alcohol or heat exposure, and addressing underlying medical conditions. Consulting a healthcare provider for personalized advice is recommended.
Is this test covered by insurance?
Coverage for this test depends on your insurance plan and medical reasons. If you are undergoing fertility evaluation, check with your insurance provider or healthcare provider to confirm coverage details. Some tests may be part of a broader diagnostic package.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy