Fewer than half of British men and women have sex at least once a week. The data show a general decline in sexual activity in Britain between 2001 and 2012, with the steepest declines among the over 25s and those who are married or living together.

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Fewer than half of British men and women have sex at least once a week. The data show a general decline in sexual activity in Britain between 2001 and 2012, with the steepest declines among the over 25s and those who are married or living together.