Results from the University of Oxford's new study suggest that the common reproduction advice we always get might not be ...

Sperm are produced continuously from puberty onwards and can be stored in the reproductive tract before ejaculation. That ...

Add Yahoo as a preferred source to see more of our stories on Google. Come again? Scientists now believe there's a link between sperm count and how long men live. Benjamin Nolte/dpa Understanding ...

Sperm quality in U.S. men has been falling over the past 15 years according to a study, and while it's not entirely clear why, environmental factors may be playing a part. Talk of declining sperm is ...

Scientists warn that storage may cause sperm to lose quality over time, raising new concerns about fertility and conception ...

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