New cases of sexually-transmitted diseases have risen in the past year because of unsafe sex among young heterosexuals and gay men, figures reveal.
Diagnoses in England rose by 2 per cent from 419,773 cases in 2010 to 426,867 last year.
The steepest rise was in gonorrhoea, which leapt 25 per cent from 16,835 cases to 20,965.
was followed by diagnoses of syphilis, which rose by 10 per cent from
2,650 to 2,915. Genital herpes rose by 5 per cent from 29,794 to 31,154.