Normal semen values as outlined by the World Health Organization are as follows:
| PARAMETER | MINIMUM VALUE |
| Volume (mL) | 2.0 |
| Sperm Concentration (million/mL) | 20 |
| Motility (%) | 50 |
| Forward Progression (0-4) | 3 |
| Normal Morphology (%) (WHO) | 30 |
| Normal Morphology (%) (Strict) | 14 |
| Total Sperm Count (million) | 40 |
| Total Motile Sperm (million) | 20 |
| Total Functional Sperm (million) | 6 |
Aspermia: No semen ejaculated
Hematospermia: Blood present in semen
Leucocytospermia: White blood cells present in semen
Azoospermia: No spermatozoa found in semen
Normozoospermia: Normal semen parameters
Oligozoospermia: Low sperm concentration
Asthenozoospermia: Poor motility and/or forward progression
Teratozoospermia: Reduced percentage of morphologicall normal sperm
Necrozoospermia: No live sperm in semen
Globozoospermia: Round headed acrosome-less sperm
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