Girls, beautiful moms ? YOU ARE BEAUTIFUL MOM, know this ??? There's …

Girls, beautiful moms ? YOU ARE BEAUTIFUL MOM, know this ??? There's an interesting question in my head ? I find the gender very interesting, tell me briefly, The difference between pregnancy (tachycardia) for a girl and boy And another question is it true that by heart rate you can determine the sex?!). How many did you have? And yes, I'm just curious, honestly, the most important thing is that a healthy baby is born according to Allah's will ??