title: Objective evaluation of sperm motility and values of velocity.
abstract: Differences between the sperm velocity values of normozoospermic men and of those with proved fertility, above all in younger age groups, are quoted. There is a reference to the possibility of the diagnostic and prognostic importance of following the sperm velocity in various time intervals, at a minimum rate within 1 and 5 hours after ejaculation.
mesh_terms: D000328:Adult; D000368:Aged; D002452:Cell Count; D004542:Ejaculation; D005298:Fertility; D006801:Humans; D008297:Male; D008875:Middle Aged; D013081:Sperm Motility; D013997:Time Factors