One in every ten children in Spain is born as a result of assisted reproduction techniques

Spain, report 116,688 fertility treatments, placing Spain at the head of Europe and the third leading country in the world. Spain finally has its first national register of fertility treatments. Clinics have not been obliged to share their data until now, so this could not be...

Preimplantation genetic diagnosis. Does it improve the effectiveness of IVF?

PGD reduces the live birth rates when used with IVF. It entails undeniable manipulation of embryos, which if avoided is ethically favourable. There is no doubt that a medical and ethical objective is to improve the effectiveness of in vitro fertilisation (IVF), i.e. improve...

Older women pregnancy by assisted reproduction techniques, medical and ethical approach

Advanced reproductive age is a risk factor for women’s fertility, pregnancy loss, foetal abnormalities, stillbirth and obstetric complications. The American Society of Reproductive Medicine Ethics Committee recently evaluated the ethics of assisted reproduction practices in...

Incidence of ectopic embryos doubles in assisted reproduction

Ectopic pregnancies are a serious obstetric complication, also occurring after assisted reproduction. Several articles report that the incidence of ectopic pregnancies (ectopic embryos) after using assisted reproduction techniques is higher (double) than that of natural...

Sperm quality depends on age and it is an important risk factor when fatherhood is increasingly delayed

Recent data from molecular genetics and epidemiology provide evidence that paternal age (sperm quality) is an important risk factor for offspring. When the sperm quality of young men were compared with the sperm of older men, the latter were found to have a higher risk of...

Assisted reproduction: Do pregnancies achieved following assisted reproduction techniques have more risks?

One medical and ethical aspect of assisted reproduction that should be considered is to what extent singleton pregnancies achieved following these procedures have (or ave not) more risks than those conceived naturally. In an extensive meta-analysis that included 161,370 births...

Freezing embryos and FIV: an ethical approach

Added ethical difficulty, the damage inflicted on the embryo, which will be subjected to various freezing/thawing processes, resulting in many of them having to be discarded in the proces…. Introduction In its July 2014 edition, the journal Fertility and Sterility published...

Surrogate motherhood stirs deep controversy for both medical and ethical reasons

Results of a survey using data from clinics authorised in the UK  Surrogate motherhood can be genetic (using sperm from the contracting father or oocytes – eggs – from the contracting mother) or gestational, which refers to the implantation in the surrogate mother of...

In vitro fertilisation cause increased medical risks in children

A frequently asked question in social media is whether children born through in vitro fertilisation have a higher risk of suffering medical problems than those conceived naturally. A major systematic review that included 38 studies (Fertility and Sterility 13; 707-719, 2015) has...

Infertility. Number of women attending assisted reproduction clinics increased

The number of women aged between 15 and 44 years old who attend infertility clinics varied from 9% in 1982 to 15% in 1995; in 2002 it fell to 12%, and remained at this level over the period 2006-2010. Although the percentage of women attending these clinics has increased during...