WHO Guidelines for a “normal” semen analysis
•Volume: 1.5 ml to 5.0 ml

•
Concentration (number of sperm present per ml of the ejaculate): greater than 20 million/ml
•
Motility (percentage of sperm moving): 50% or more

•Forward Progression (of the moving sperm the strength of their forward movement): 2+ or more

•Morphology (percentage of normally shaped sperm): 30% or more normal shapes (WHO criteria) or 14% or more (by Kruger strict criteria)

•Clumping: Minimal
•
Presence of white or red blood cells: minimal
•No hyperviscosity (Thickening of seminal fluid)
•White blood cells less than 1x106/ml