January 2024 in “Al-Ameed journal for medical research and health sciences” Testosterone is vital for male health, and its deficiency is linked to aging and common health issues.
July 2023 in “The journal of sexual medicine” Anabolic-androgenic steroids harm male hormone levels, sperm, metabolism, and can cause acne, hair loss, and breast growth.
May 2023 in “Frontiers in Veterinary Science” Advancements in reproductive technologies for carnivores help conserve species and offer insights into human reproductive issues.
May 2022 in “Research Square (Research Square)” Melatonin improved sheep reproduction, being more beneficial and cost-effective in males.
Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
April 2011 in “The FASEB Journal” Amlodipine impairs fertility in male rats by affecting sperm and testicular structure.
June 1998 in “Biomedicine & Pharmacotherapy” Medical treatments like chemotherapy and radiotherapy can harm sperm production, so freezing sperm before treatment is important for men who want children later.
June 2021 in “Archives of Advances in Biosciences” Finasteride reduces sperm count and quality and alters hormone levels in mice.
June 2020 in “Mağallaẗ al-anbār li-l-ʻulūm al-bayṭariyyaẗ” Finasteride reduces fertility in male rats.
11 citations
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June 2012 in “Human Reproduction Update” The conclusion is that there is a high demand for new contraceptives that provide both pregnancy prevention and protection against STIs, along with additional health benefits.
April 2026 in “ACS Applied Materials & Interfaces” Sper-12 nanoparticles may help treat hair loss by delivering siRNA to target androgen receptors.
35 citations
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June 2005 in “The Milbank Quarterly” The conclusion is that formalizing how past decisions influence current health technology assessments could improve the credibility and defense of coverage decisions.
5 citations
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August 1987 in “Andrology” Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
1 citations
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September 2020 in “Leonardo” The exhibition made people think about ethics and society in relation to biotech advances.
1 citations
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November 2005 in “Journal of Andrology” The meeting highlighted promising genetic treatments for male fertility issues but noted concerns about certain cancer risks and ICSI safety.
1 citations
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January 2002 in “Yaoxue jinzhan” Finasteride reduces sperm count and affects male reproductive function, while Epristeride does not.
August 2023 in “International journal of impotence research” Many dermatologists believe finasteride can cause sexual side effects and counsel patients about them.
September 2008 in “Fertility and Sterility” Greater intimacy leads to better self-reported health in couples having infertility treatment.
4 citations
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January 2023 in “Andrology” The testes produce sperm and hormones essential for male development.
2 citations
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January 2014 in “Elsevier eBooks” The document explains how sperm cells are produced, the role of testosterone in this process, and how toxins can reduce sperm count and fertility.
April 2025 in “Journal of Skin and Stem Cell” PDRN from trout sperm helps skin and hair regeneration but is costly and complex to produce.
Finasteride significantly reduced sperm production and caused testicular atrophy in hamsters.
34 citations
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January 2004 in “PubMed” DHT deficiency in rats reduces sperm content and affects testis structure over time.
4 citations
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February 2023 in “Stem Cell Research & Therapy” Mouse skin cells can become sperm-like cells in the lab.
Long-term finasteride use may affect sperm structure and chromosomes.
10 citations
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September 2015 in “Folia Histochemica Et Cytobiologica” Finasteride treatment in male rats can reduce fertility and affect sperm development in their offspring.
6 citations
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April 2022 in “Biomedicines” COVID-19 may harm male fertility by affecting sperm production.
January 2026 in “Journal of Sexual and Mental Health” New male contraceptive pills show promise in reducing sperm production with mild side effects.
September 2008 in “Fertility and Sterility” Men and women in infertile couples feel using donor sperm may cause more stress and marital issues than using donor eggs.
October 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Neuronatin is found in various cells of rat tissues and has a unique location in sperm cells.