Medical research

A handsome face could mean lower semen quality

Contrary to what one might expect, facial masculinity was negatively associated with semen quality in a recent Journal of Evolutionary Biology study.

Health

Stress degrades sperm quality

Psychological stress is harmful to sperm and semen quality, affecting its concentration, appearance, and ability to fertilize an egg, according to a study led by researchers Columbia University's Mailman School of Public ...

Health

Male infertility linked to mortality

Men who are infertile because of defects in their semen appear to be at increased risk of dying sooner than men with normal semen, according to a study led by a researcher at the Stanford University School of Medicine.

Health

US fertility clinic mix-up brings calls, questions

The suspect is dead, the fertility clinic where he reportedly replaced a customer's sperm with his own no longer operates, and the clinic left no records that might show the extent of the scandal, the University of Utah said ...

Immunology

Study details paired risk factors in preeclampsia

Although preeclampsia occurs in about 3 percent of pregnancies, it's still unforeseen in many cases. A report of new research, now in press at the Journal of Reproductive Immunology, documents how two distinct risk factors ...

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