Extramarital affairs ruled taboo for growing majority of Britons

Younger people are more critical than they used to be of those who cheat while married, but take a more liberal attitude to gay and lesbian relationships and one-night stands.

The number of 16 to 44-year-olds who disapprove of extramarital affairs has increased greatly in the past two decades, the third National Survey of Sexual Attitudes and Lifestyles, published in The Lancet, reveals. Nearly two thirds of men (63 per cent) and 70.per cent of women in this age group believe “non-exclusivity in marriage is always wrong”, compared with 51 per cent and 60 per cent respectively in 2000, and 45 per cent and 53 per cent respectively in 1990.

“There is now a greater intolerance to what I think a lot of people