The production of egg and sperm cells from stem cells is one of the most fascinating and, at the same time, most complex developments in modern reproductive medicine. This field of research, which is ...
According to a new study, sperm quality is highest in the summer and lowest in the winter. Researchers from the United Kingdom, Canada, and Denmark analyzed sperm samples from 15,581 men in Denmark an...
Researchers have repeatedly demonstrated that prenatal exposure to diethylhexyl phthalate damages the reproductive system of male mice and leads to fertility problems. In one study, scientists at the ...
For many years, researchers believed that the DNA in a freshly fertilized egg cell was initially a structural “blank slate”—a loose and unorganized bundle that only took on order when the embryo...
When couples are planning a pregnancy, it is helpful to know the most important fertility indicators. These provide clues as to when the fertile phase occurs, how well the cycle is functioning, and wh...
Researchers at Michigan State University have identified a molecular “switch” that increases sperm energy just before they attempt to fertilize an egg. This discovery could improve infertility tre...
Infertility is a widespread problem worldwide, affecting around one in six couples—in around half of all cases, the man plays a significant role. A particularly severe form of this is non-obstructiv...
Boron is a trace element that does not perform a single, clearly defined function in the human body, but is involved in several regulatory processes. Its potential significance for fertility does not ...