Some while ago I read a newspaper story saying male cyclists who rode a lot risked impotence because of the damaging effect of the saddle on their reproductive organs.

不久前，有一篇报道说，自行车车座会对生殖器官造成损伤性影响，经常骑车的男性可能因此患上不育症。

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C, which infects 3% of the world's population, or male impotence, seemingly an epidemic in America.

ECONOMIST: Rare diseases: Safety in numbers | The

His five novels so far have tackled such thorny topics as scientific fraud and male impotence.

ECONOMIST: LAST WORD: Godfather of the Pill | The

Some campaigners say that it should be available on the NHS because the male impotence problem is so widespread and many cannot afford the cure.

BBC: News | Health | Should Viagra be available on the NHS?