Which month is best for baby boy?

Nature is designed to favour the conception of boys from September to November and girls from March to May because of an evolutionary mechanism aimed at keeping the overall sex ratio as near to 50:50 as possible, the scientists said.

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Is it harder to have a boy or girl?

Research over hundreds of years has consistently found that boys naturally outnumber girls at birth. How many weeks do you deliver a baby boy? How long is full term? Pregnancy lasts for about 280 days or 40 weeks. A preterm or premature baby is delivered before 37 weeks of your pregnancy.

And another question, what are the symptoms of twins in first trimester?

During your 1st trimester, you may: Have nausea or vomiting. Have swollen, tender breasts. Notice darker skin on your nipples. Feel bloated. Start to have food cravings. Notice an increased sense of smell. Feel exhausted. Have more urinary tract infections (UTIs) And another question, who is more likely to have twins? Age. According to the Office on Women's Health , women who are aged 30 years or older are more likely to conceive twins. The reason for this is that women of this age are more likely than younger women to release more than one egg during their reproductive cycle.

Subsequently, which parent carries the gene for twins?

This is why fraternal twins run in families. However, only women ovulate. So, the mother's genes control this and the fathers don't. This is why having a background of twins in the family matters only if it is on the mother's side.