Health

Nutrition tied to improved sperm DNA quality in older men

A new study led by scientists from the Lawrence Berkeley National Laboratory (Berkeley Lab) found that a healthy intake of micronutrients is strongly associated with improved sperm DNA quality in older men. In younger men, ...

Psychology & Psychiatry

Prejudice linked to women's menstrual cycle

Women's bias against male strangers increases when women are fertile, suggesting prejudice may be partly fueled by genetics, according to a study by Michigan State University psychology researchers.

Medical research

Cell phone use may reduce male fertility

Men who have been diagnosed with poor sperm quality and who are trying to have children should limit their cell phone use. Researchers have found that while cell phone use appears to increase the level of testosterone circulating ...

Health

Twinning is winning: Moms of twins live longer

(Medical Xpress) -- Compared with other mothers, women who deliver twins live longer, have more children than expected, bear babies at shorter intervals over a longer time, and are older at their last birth, according to ...

Health

Global fertility rate to keep plummeting, major study warns

The population of almost every country will be shrinking by the end of the century, a major study said Wednesday, warning that baby booms in developing nations and busts in rich ones will drive massive social change.

page 7 from 40