The study will inform researchers about the best way to offer sexual health information to different age groups as attitudes to multiple partners change as they get older.
) outbreak, in an effort to look at how sexual behaviour changes with age, so they could develop scientific models for sexually transmitted infections.
Some 5,126 British adults were questioned, which included 3,297 sampled from the general population and 1,036 men who have sex with men from Facebook and Instagram between 5 September of 6 October last year, with an additional 831 people responding to adverts on the gay dating app Grindr.Women who have sex with women, and other relationship types, were discounted due to the small numbers responding.
For heterosexual men over 70 who have slept with a woman in the last three months, half did not have a sexual partner in the preceding three weeks.Having more than one recent partner, or partner concurrency, was found to be uncommon among the general population, but common among social media respondents.