Health

Lower sperm motility in men exposed to common chemical

Men with higher exposure to the substance DEHP, a so-called phthalate, have lower sperm motility and may therefore experience more difficulties conceiving children, according to a Lund University study.

Medical research

Scientists create human sperm in lab, but does it work?

French researchers said Thursday they had patented a method to create sperm using stem cells harvested from infertile men—though they do not know if the lab-fabricated seed actually works.

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