Male infertility is a major issue worldwide and its causes remain unclear. Now, an international team of researchers led by ...

There are many potential causes of infertility, and it can be challenging to pin down just what the problem is when a couple is having trouble getting pregnant. Now, researchers show that a few key ...

Brazilian researchers have identified a previously unrecognized function of sperm that is unrelated to reproduction. A study of 13 patients admitted to the Hospital das Clínicas da Universidade de São ...

The analysis revealed that about 2 per cent of sperm from men in their early 30s contained disease-causing mutations. That ...

Research into how a father’s choices — such as diet, exercise, stress, nicotine use — may transfer traits to his children has ...

The study's main contributors include (L-R) graduate student Joshua Shaffer, professor Upasna Sharma, and postdoc Alka Gupta. (Photo by Carolyn Lagattuta) The pioneering research of UC Santa Cruz’s ...

In the United States, an estimated 645,000 men ages 20 to 50 have azoospermia, a condition in which no sperm are present in their ejaculate. Now, scientists are testing a potential treatment: ...

A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood, in an attempt to regain fertility. Doctors are waiting to see if the ...