Another advises them to mix their urine with Drano; the color is supposedly a clue about the baby's sex. Hang your wedding ring from a strand of the father's hair over your belly. A pregnant woman who craves sweets is having a boy. Sick to Your Stomach Myth: And surprisingly, at least a couple of these methods do have some evidence to back them up. These factors, along with your body shape and how much weight you gain during pregnancy -- not the baby's gender -- will determine how low or high your belly sits. If the baby's heart beats faster than beats per minute, it's a girl. But a pregnant woman can certainly have morning sickness, even bad morning sickness, when she's carrying a boy. Now that medical technology makes it possible to determine an unborn baby's sex with almost total certainty, why do these old wives' tales persist?
This myth might have some truth to it. If the baby's heart beats faster than beats per minute, it's a girl. If it's high or wide in the middle , you're having a girl. You must be having a boy. Sick to Your Stomach Myth: This is a myth Mass says her patients ask her about on a daily basis, and there might actually be a wee bit of truth to it. If she craves sour foods, she's having a girl. Gynecologic and Obstetric Investigation, January ; vol Other color changes have been proposed for this myth, but green is one of the most common. Luke's Boise Medical Center: Fetal Diagnosis and Therapy, ; vol Here's what works -- and what doesn't. Rhythm of the Heart Myth: The Internet is at least partly to blame for the ongoing pregnancy rumor mill. What Happens Right Away. The Chinese Lunar Calendar can predict a baby's gender based on the mother's age when she conceived, and the month of conception. Even though most wives' tales about guessing the baby's sex are harmless, "My medical caution to my patients is: The Chinese Lunar Calendar was discovered in a year-old Royal tomb, and many pregnant women who've used it swear by it. Trying to tell whether it's a boy or girl? American Journal of Obstetrics and Gynecology, January ; vol An alternate version of this myth recommends dangling a pin over the mother's wrist. A pregnant woman who craves sweets is having a boy. These factors, along with your body shape and how much weight you gain during pregnancy -- not the baby's gender -- will determine how low or high your belly sits. A study showed that just before delivery, a female baby's heart does beat faster than a male's. It's later in the pregnancy when the difference becomes apparent. DNA tests of the mother's blood can also accurately detect the baby's sex, but because of their high cost, these tests are only used in specialized laboratories, not commercially.
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