The indication here is that one is not merely going to bed with one new mate when one embarks on a new-fangled relationship; but in point of fact doing it with all their past sexual mates about whom one doesn’t have the faintest of clues of the libidinous pasts of those unfamiliar persons. All women must be cautious as a number of STDs could have a compromising effect on their fertility or lead to complicated pregnancies.
http://www.womenhealthcenter.net/etiquette…