6. The impact of ejaculation frequency on semen parameters

Nguyen Hoai Bac, Dinh Xuan Duong

Main Article Content

Abstract

Semen analysis is an important test in the evaluation of male fertility. The relationship between ejaculation frequency and semen parameters remains controversial. Therefore, this study aims to evaluate the impact of ejaculation frequency on semen parameters. The study was conducted on 5506 men who came for a health check at the Hanoi Medical University Hospital. The average age of the study subjects was 28.74 ± 6.36, with the highest percentage (55%) in the age group from 20 to 29 years old. The study showed that there was a significant difference in semen volume, sperm concentration, and sperm morphology among males of different sexual statuses (A - no sex, B - ever had sex, C - currently having sex). However, there was no difference in sperm progressive motility and sperm motility speed. The frequency of ejaculation was found to be negatively related to semen volume (β = -0.063, p < 0.01) and sperm concentration (β = -3.308, p < 0.01), while it was positively related to sperm morphology (β = 0.156, p < 0.01). Our research indicates that ejaculation frequency has impact on semen parameters. Therefore, counseling and education to promote appropriate ejaculation frequency can be considered as an option to improve male fertility.

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References

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