Shettles technique, intimate place, timing – genuine or old wives’ tales? We go through the science behind the theories and just how well they seem to work.
There is a large number of different theories and methods to normal sex selection but almost no study. As there’s no evidence that is solid doctors warn against using them as well really. Many people say there’s strong anecdotal evidence and that there’s no harm in trying them, as hardly any techniques are intrusive.
Here’s a round-up adam4adam of the very most popular intercourse selection techniques around…
1 Timing of sex – Shettles theory & Billings Method
What’s the theory? Female semen are heavier and reside much longer than male semen therefore when you have intercourse several days before ovulation after which abstain (even though the male sperm die), this would boost the odds of conceiving a lady.
Male semen are much lighter and swim faster than feminine people so might be almost certainly going to achieve the egg. Consequently, sex in the time of ovulation should boost the odds of conceiving a child.
Dr Landrum Shettles developed this concept in america in the 1960s. It’s complemented by the Billings Method, which will be about timing sex all over consistency of genital mucus (whenever it is thin and clear for men, thicker and stickier for females). It’s stated that partners that way are apt to have guys significantly more than girls.
What’s the success price? Advocates claim 75% but there’s merely an amount that is tiny of proof in britain to aid it.
Confusingly, another theory exists centered on findings that partners that didn’t live together before conceiving had more girls.