Carrying your mobile phone in your pants pocket could have negative consequences for male fertility, according to a new study carried out by the University of Exeter (United Kingdom).
The fertility of the youngest seems to be in danger according to a new study carried out by the universities of Sheffield and Manchester (United Kingdom) that has linked the use of cannabis with a change in sperm morphology that is not positive.
Endocrine disruptors or hormone disruptors are chemicals that disrupt the functions of natural hormones and therefore affect human reproduction. Now, a new study from the University of Denmark and the European Center for Advanced Studies and Research in Germany have concluded that certain household chemicals, such as personal hygiene products, can affect fertility.
Having a number of difficulties in getting a woman pregnant can be an incredibly stressful experience for a couple. Now, a team of researchers from the Ohio State University Wexner Medical Center (United States) has suggested that this stress also has a fairly important influence on infertility.
A team of researchers from the University of Linköping (Sweden) has discovered that the physical characteristics of girls at birth can influence the chances of being infertile in adulthood.
Over the past 30 years there has been remarkable progress in the development of new contraceptive technologies, including transitions from high-dose to low-dose combined oral contraceptives, or from inert IUDs to copper devices and levonorgestrel-releasing IUDs. In addition, combined injectable contraceptives, patches have been introduced ... And everything indicates that the era of durable and reversible contraceptives is approaching.
Until recently, it was thought that menopause, a period in women's lives when they stop producing eggs and which seems to be unique to humans, was an evolutionary strategy aimed at preventing women from reproducing after a certain age in order to that, in this way, they would act as grandmothers and take care of their grandchildren (the "grandmother effect"). But a team of biologists from McMaster University, led by Rama Singh, argue that this theory makes no sense from an evolutionary point of view and claims to have found a valid alternative.
Spending more than 20 hours a week in front of the television screen is linked to a low sperm count in men, according to a study by Harvard University (USA) just published in the British Journal of Sports Medicine. The study, which was carried out in young people between 18 and 22, shows that the concentration of reproductive cells is lower in the semen of those who tend to lead a sedentary life.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.
