Like the males of many animal species, male Drosophila melanogaster fruit flies, a commonly studied lab animal, are aggressive toward one another and even fight when competing for resources such as ...

He is referring to a new model his team has developed to efficiently and quantitatively evaluate how pharmaceuticals, ...

Tuberculosis can silently affect male fertility by damaging reproductive organs, leading to reduced sperm health and ...

Male hormone levels maintain day-to-day stability while female hormones experience continuous changes throughout both the menstrual cycle and various life stages.

Wearing tight boxers regularly may raise scrotal temperature and affect sperm production. Here’s what men need to know about underwear and fertility. Clothing is often chosen for style, comfort or ...

It’s not just about chromosomes. Or reproductive cells. Or any other binary metric. Many genetic, environmental and developmental variations can produce what are thought of as masculine and feminine ...

Guideline updates include revised thresholds for Y-chromosome microdeletion testing and recommendations for the use of testicular sperm in nonazoospermic males. The American Urological Association ...

In his first public comments since one of his executives was shot to death, UnitedHealth Group chief executive Andrew Witty Thursday said the U.S. healthcare system “needs to function better” and that ...

The move is part of its move to the newer Licensing and Management system where most CDBS documents are now available and searchable When you purchase through links on our site, we may earn an ...