Last Update: Thursday, January 26, 2006. 9:22am (AEDT) Researchers say sexual intercourse can help calm the nerves in stressful situations. (ABC TV) Forget pretending you are talking to one person or concentrating on a single point in the audience - having sex is good way to calm nerves before giving a speech or presentation. But Stuart Brody, a psychologist at the University of Paisley in Scot