Semen News and Research

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Semen is an organic fluid, also known as seminal fluid, that usually contains spermatozoa. It is secreted by the gonads (sexual glands) and other sexual organs of male or hermaphroditic animals and can fertilize female ova. The process of discharge is called ejaculation.

Study finds higher BMI and smoking increased time to conception

Researchers evaluate the effect of lifestyle behaviors on various fertility and reproductive outcomes.

10 Apr 2023

Antioxidant supplementation shows potential to improve male fertility

A new study discusses the benefits of antioxidant supplementation on male fertility.

4 Apr 2023

Age-induced methylation changes in the sperm epigenome contribute to offspring's medical problems

A new research paper was published in Aging (listed by MEDLINE/PubMed as "Aging (Albany NY)" and "Aging-US" by Web of Science) Volume 15, Issue 5, entitled, "Age-related methylation changes in the human sperm epigenome."

21 Mar 2023

Research evaluates the effects of physical agents on male fertility

A recent study published in The Archives of Italian Urology and Andrology summarized work-related risk factors of male infertility.

21 Mar 2023

Shorter ejaculation abstinence times linked to better reproductive outcomes during fertility treatments

Researchers evaluate the association between ejaculatory abstinence time, rates of pregnancies and live births, and DNA fragmentation.

20 Mar 2023

What is the effect of low Anti-Müllerian hormone on semen quality?

A recent BMC Medicine study investigated the relationship between Vitamin D and serum Anti-Müllerian hormone (AMH) in infertile men. This study was based on secondary analysis of a randomized clinical trial, which assessed the effect of high-dose Vitamin D plus calcium and placebo on semen quality in Vitamin D deficient infertile men.

10 Mar 2023

Disruptive symptoms and potential complications of enlarged prostate

Half of all men develop enlarged prostates -; also called benign prostatic hyperplasia -; by the time they're 50 years old. The walnut-sized gland never stops slowly growing.

22 Feb 2023

Men who regularly lift heavy objects at work have higher sperm counts, study suggests

A new study from researchers from Brigham and Women's Hospital, a founding member of the Mass General Brigham healthcare system, suggests that men who regularly lift heavy objects at work have higher sperm counts.

22 Feb 2023

Exploring geographical variations in sperm quality in the continental US

A study published in The World Journal of Men’s Health provides an up-to-date report on the geographical differences in sperm parameters among a group of men residing in six regions of continental US.

21 Feb 2023

The effectiveness of respiratory interventions and case isolation measures in reducing or preventing the transmission of mpox in humans

Researchers conducted a systematic review to evaluate the effectiveness of case isolation and respiratory interventions in limiting the transmission of mpox in humans.

20 Feb 2023

An oral and on-demand male contraceptive

Researchers identify a soluble adenylyl cyclase (sAC) inhibitor that has the potential to be used as an on-demand oral contraceptive for men.

16 Feb 2023

The mpox viral load kinetics over time in various parts of the body

Researchers characterized the time to mpox virus clearance of immunocompetent individuals with mild MPX in a real-world community-based setting utilizing longitudinal information.

16 Dec 2022

What influence has COVID-19 vaccination had on sperm characteristics?

Researchers assessed the influence of coronavirus disease 2019 (COVID-19) vaccination on sperm characteristics.

15 Dec 2022

Impact of COVID-19 on sperm quality

Researchers examined the effect of coronavirus disease 2019 (COVID-19) on sperm quality.

1 Dec 2022

Does a vasectomy change the semen microbiome?

Researchers investigate alterations in the semen microbiome before and after the vasectomy procedure.

22 Nov 2022

Rutgers scientists develop new approach to effectively shut down viral infections

Rutgers scientists have developed a new approach to stopping viral infections: a so-called live-attenuated, replication-defective DNA virus vaccine that uses a compound known as centanamycin to generate an altered virus for vaccine development.

20 Nov 2022

Study concludes monkeypox virus is readily detected by qPCR using three clinically validated assays

Researchers validated monkeypox virus (MPXV) quantitative polymerase chain reaction (qPCR) assays.

17 Nov 2022

Post-‘Roe,’ contraceptive failures carry bigger stakes

Birth control options have improved over the decades. Oral contraceptives are now safer, with fewer side effects. Intrauterine devices can prevent pregnancy 99.6% of the time. But no prescription drug or medical device works flawlessly, and people's use of contraception is inexact.

7 Nov 2022

What are the implications of microbial ecosystems for female reproductive health?

Researchers reviewed the current understanding of the composition and temporal dynamics of microbial niches in the female reproductive tract.

31 Oct 2022

What is the efficacy of RT-PCR assays for detection of SARS-CoV-2 in human semen?

A new study aimed to develop a standardized protocol for SARS-CoV-2 RNA detection in semen fractions used for assisted reproductive technology.

26 Oct 2022