The Pope said their use might be justified on a case by case basis to prevent the spread of HIV/Aids.

The remarks, due to be published in a book next week, mark a softening of his previously hard line against condoms in the battle against HIV, analysts say.

The Vatican has long opposed condoms as an artificial form of contraception.

This has drawn heavy criticism, particularly from Aids campaigners, who say condoms are one of the few methods proven to stop the spread of HIV.

BBC