Questions tagged [fertility]

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Is it preferable to wash sperms before or after freezing?

Is it preferable to wash sperms before or after freezing? (purpose of freezing: to be used sometime in the future for insemination, undecided yet when and via which insemination method) https://doi....
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Research on reasons how vasectomy fails

Commonly referred number is that in 1:1000 cases of vasectomy pregnancy can still happen (with same partner). How many such cases have been really studied so far where a pregnancy took place after ...
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Is the ultimate cause of failure to conceive generally early miscarriage?

Mechanical issues aside, the process of human reproduction involves a very large number of sperm meeting an egg. It would seem then that given conception can either fail before, during, or after the ...