infertility
Coverage of infertility in the Nexus archive.
- UK surrogacy law ‘creaking at seams’ as demand rises sharply
UK surrogacy laws are described as 'creaking at the seams' due to rising demand, with nearly 1,000 children born via surrogacy in 2025, double the number in 2015. Experts urge legislative updates to prevent risky international arrangements, driven by factors including increased infertility, more gay couples seeking parenthood, and shifting cultural attitudes.
- Doctors question evidence behind Pentagon plan for testosterone screening
US defense secretary Pete Hegseth ordered annual testosterone-deficiency screening for active-duty and reserve service members aged 30 and older to maintain military readiness. Medical professionals warn the policy may not achieve its goal and could risk infertility or other issues if testosterone is inappropriately prescribed.
- Doctors question evidence behind Pentagon plan for testosterone screening
US defense secretary Pete Hegseth ordered annual testosterone-deficiency screening for service members aged 30 and older to maintain military readiness, but medical professionals warn it could increase infertility risks if testosterone is prescribed inappropriately.
- Reproductive medicine laws in Germany 'shockingly unjust'
Reproductive medicine laws in Germany are described as 'shockingly unjust' due to bans on surrogacy and egg donation, despite one in six women in Germany experiencing infertility and limited access to reproductive medicine.
- Surgeons face higher infertility rates. UC may make it even harder to have babies
Female surgeons face higher infertility rates as an occupational risk. A dispute over who should cover the costs of infertility treatments is emerging at UC hospitals.
- Only one in four men has optimal semen quality, fertility expert says
A fertility specialist reported that only one in four men has optimal semen quality for natural conception, attributing declining sperm quality to rising global infertility rates.
- What you need to know about forever chemicals and how they can cause infertility in men
A report by the Environmental Protection Network highlights how 'forever chemicals' like PFAS may contribute to male infertility by disrupting hormones and reproductive health. The study notes that 172 million Americans have PFAS in their drinking water, and the chemicals are present in blood samples across all age groups. Recommendations to reduce exposure include avoiding plastic food storage, checking water utility reports, and using certified filters.
- I was struggling with infertility — then brain surgery helped me get pregnant
A person who was struggling with infertility underwent brain surgery, which helped them get pregnant. Globally, one in six people are affected by infertility.
- Embryos made without sperm or eggs reveal why many pregnancies fail
Embryo organoids created from stem cells are allowing scientists to model early pregnancy in laboratory settings, aiming to develop treatments for infertility, miscarriage, and pre-eclampsia.
- Will lab-grown sperm let infertile men have children of their own?
A start-up claims to grow sperm in the lab for men who do not produce sperm, potentially offering a solution for infertility. Columnist Michael Le Page suggests this technique may need to be combined with gene editing to assist many men.