General questions

I'm sure there are many similar threads.

A girl near me was annoyed at someones mention of 72 virgins that men are allowed in the afterlife if they die a martyr?

Can someone clarify what the heck that even means?

This link has been described as a fair point on the topic: http://www.guardian.co.uk/books/2002/jan/12/books.guardianreview5

Just to emphasise this thread is to tend to all general questions.