com.girlorboy.boy.or.girl.women.girlorboy.girl_boy.shettlesmethod.shettles
Version: 4.1 and up - Updated: October 22, 2020
In case of women, the blood refreshes every 3 years, while for men it refreshes every 4 years. You can use this fact to determine when is a good time to conceive a baby depending if you want to have a girl or a boy. At the moment of conception, if the woman blood is more fresh than the man's - you ...
