A new study from Brigham and Women’s Hospital suggests that occupational factors, such as physical demands and work schedules, are associated with higher sperm concentrations…
Posts published in “Fertility”
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A naked mole-rat (Heterocephalus glaber) female. Naked mole-rats can reproduce throughout their remarkably long lifespans, unlike humans and other mammals Credit: UPMC New research suggests…
The study found neighborhood deprivation can influence reproductive health. According to the authors, investments in deprived areas could improve fertility. According to a recent Oregon…
After 8 weeks of losing weight, patients increased sperm concentration by 50 percent and the sperm count by 40 percent. After a year, the men…
Cross section of infertile mouse testis showing previously frozen transplanted rat germ cells and sperm. Credit: Eoin Whelan, Whelan et al., 2022, PLOS Biology, CC-BY…
New research suggests that abnormalities associated with aging sperm cells may be exacerbated by elevated BMI. According to a single-cell analysis of autopsied human testes,…
A new study suggests that COVID-19 alters levels of fertility-related proteins in men. Many people who recover from COVID-19First identified in 2019 in Wuhan, China,…
NIH-funded research shows infection can affect male fertility. COVID-19First identified in 2019 in Wuhan, China, Coronavirus disease 2019 (COVID-19) is an infectious disease caused by…
Sertoli cells are highly polarized cells that nurture different stages of germ cells at the same time. This image reveals how a single Sertoli cell,…
A large cohort study drawn from the national IVF registry of France, which included almost 70,000 pregnancies delivered after 22 weeks gestation between 2013 and…
Sperm illustration. University of Toledo research shows the centriole’s role in sperm evolved from a shock absorber to a transmission system. Scientists at The University…
Male infertility affects more than 20 million men globally and is a contributing cause to around 50% of infertility in couples. Frequently, male infertility is…
An alternative explanation of recent findings of declining sperm counts: normal, non-pathological variation. A new study from the Harvard GenderSci Lab in the journal Human Fertility,…
Left is stem cell embryo model; right is nature human embryo. Credit: University of Exeter Exeter scientists have discovered a simple, efficient way to recreate…
The blog “Ladyplanet. Natürlich Frau sein” is quite certain: “Our cycle is linked to that of the moon. The most obvious connection is the length…
A new test quickly and easily identifies when sperm are carrying chromosomal mutations, and could be applied for men hoping to have children. Chemotherapy and…
Researchers have evaluated for the first time the effect of a short/middle-term consumption of a mixture of tree nuts (almonds, hazelnuts and walnuts) on sperm…
University of Massachusetts Amherst scientists say discovery could lead to better diagnosis of male infertility. Researchers at the University of Massachusetts Amherst have identified a…
Image analysis of human gastruloid showing ‘anteroposterior’ patterning. Green is posterior part similar to tail-end of an embryo, magenta is anterior part similar to developing…
Human Eggs Prefer Some Men’s Sperm Over Others Human eggs use chemical signals to attract sperm. New research from Stockholm University and Manchester University NHS…