Press releases from Human Reproduction - 2018

Soy-based formula milk is linked to increased risk of menstrual pain in young women

Embargoed to: 00.05 hrs GMT, Friday 9 November 2018

If women were fed soy-based formula milk when they were babies, they are at increased risk of suffering from severe pain during their menstrual bleeds, according to the latest study to investigate the link.

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The age at which women experience their first period is linked to their sons’ age at puberty

The age at which young women experience their first menstrual bleeding is linked to the age at which their sons start puberty, according to the largest study to investigate this association in both sons and daughters.

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Why single embryo transfer during IVF sometimes results in twins or triplets: world’s largest study investigates prevalence and causes

It has been known for some time that it is better to transfer a single embryo to a woman’s womb during assisted reproduction treatment (ART) rather than several embryos in order to avoid a multiple pregnancy and the risks associated with it such as foetal deaths, miscarriage, premature delivery and low birthweight. However, even when single embryo transfer (SET) is performed, some women still become pregnant with twins or even triplets.

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Study of more than 107,000 women shows exercise is unrelated to risk of early menopause

The amount of physical activity that women undertake is not linked to their risk of early menopause, according to the largest study ever to investigate this question.

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Largest study yet shows type of underwear is linked to men’s semen quality; boxer shorts are best

Men who wear boxer shorts have higher sperm concentrations than men who wear tighter fitting underwear, according to new research published in Human Reproduction, one of the world’s leading reproductive medicine journals. 

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Chromosomal screening of oocytes before embryo transfer in assisted reproduction fails to improve the chance of having a baby. Results from the largest randomised trial so far published

The genetic screening of fertilised eggs for embryo selection in assisted reproduction makes no difference to live birth rates, according to results from the largest published study of its kind. Results from this multicentre randomised controlled trial are reported today in the journal Human Reproduction and, say the authors, confirm the "widely accepted" view that preimplantation genetic testing for chromosome abnormality (PGT-A) will not increase live birth rates in IVF.

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Treatments for cancer and sickle cell disease deplete germ cells in young boys

Scientists have discovered that some treatments for cancer and sickle cell disease can destroy the germ cells that go on to develop into sperm in the testes of young boys. In some pre-pubescent boys, the treatment for sickle cell disease results in complete destruction of all their germ cells, which are called spermatogonia.

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Fatigue is a common but underestimated symptom of endometriosis. Is child abuse linked to development of the disease?

Fatigue is a common but underestimated symptom of endometriosis, according to findings from an international study of over 1100 women, published today (Wednesday) in Human Reproduction [1], one of the world’s leading reproductive medicine journals.

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Women who eat fast food and little or no fruit take longer to become pregnant

Women who eat less fruit and more fast food take longer to get pregnant and are less likely to conceive within a year. 

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Ibuprofen taken in the first three months of pregnancy may harm the future fertility of baby girls

Pregnant women who take the pain killer ibuprofen in the first 24 weeks of their pregnancy may be reducing the store of eggs in the ovaries of their daughters.

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Mediterranean diet may help women receiving assisted reproduction treatment to achieve successful pregnancies

New research has found that women who follow a “Mediterranean” diet in the six months before assisted reproductive treatment have a significantly better chance of becoming pregnant and giving birth to a live baby than women who did not.

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