Which parent determines the sex of their child? – It turns out that it’s mostly up to the man?if you ARE the dad! It may also depend on whether or not dad smokes.

Researchers found that men were more likely to have sons if they had more brothers (and vice-versa if they had more sisters). The same link was not found for women.

Basically, the woman provide the X chromosome (people with XX are female). The male can provide either a Y or another X (and people with XY chromosomes are male).
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It’s usually the man who has a heart attack during sex, because he’s doing most of the "work." But in one recent case, it was the WOMAN who had a stroke..

Minutes after having sexual intercourse with her boyfriend, a 35-year-old woman suddenly felt her left arm go weak. Her speech became slurred and she lost feeling on the left side of her face. She was having a stroke.

Doctors later concluded the stroke probably was due to several related factors, including birth control pills, a venous blood clot, sexual intercourse and a heart defect. Thankfully, she got to the hospital fast enough that there was no long-term damage.

There are no statistics on the number of patients who have experienced strokes during sexual intercourse. read more

The female quest for sexual orgasm has led to some strange research. Now scientists say they have finally found the first evidence of the existence of the elusive "G spot"–but only in some women. The G spot is supposed to control women’s ability to have orgasms. Italian researchers examined the vaginas of 20 women with ultrasound and found a thickened area of tissue in those who said they had vaginal orgasms. This area of thickness was absent in those who said they did not. A second way to have orgasms is through the clitoris, which is removed from young girls in some countries. Sigmund Freud, the father of psychotherapy, claimed that women have vaginal orgasms, but most researchers have dismissed this, saying that all female orgasms are due to stimulation of the clitoris.read more