A bizarre machine is being used over in China to help men donate their sperm. The ‘sperm extractors’ are being used in hospitals where men can’t or don’t want to masturbate themselves. Instead, they ...

Extracting sperm direct from testes may be about to get a lot easier. That's according to results of an experimental procedure carried out on testes from transsexual patients, donated post-removal.

Nonobstructive azoospermia is an important cause of male infertility, but in many cases viable spermatozoa can be retrieved from the testes and used for assisted conception. There is evidence that ...