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CONTEXT: Research on young people's sexual relationships often overlooks subjective experiences and enjoyment. Perceived quality of sexual relationships may be related to gender, background characteri...
Men with prostatic enlargement are at highest risk of developing symptomatic lower urinary tract symptoms (LUTS) and related outcomes, such as acute urinary retention. The study of prostatic growt...
As part of a longitudinal study of human semen characteristics of unexposed workers, sperm motility measurements were made using computer-assisted sperm analysis. Motility analyses were conducted on...
As part of a longitudinal study of human semen characteristics of unexposed workers, sperm head measurements were made using image analysis (Image Technologies Corp., Deer Park, NY). Morphometry was...
The purpose of this study was to analyze various sexual debut ages in a longitudinal sample of Norwegian adolescents. Specifically, the paper addresses the age at which adolescents first experience va...

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