The left hand pulse of pregnant women does not mean that the birth of a boy, the left hand pulse of pregnant women has nothing to do with the sex of the fetus, pregnant women should pay attention to the health of the fetus. Whether pregnant women are pregnant with a boy or a girl, the left hand pulse will beat, about “pregnant women’s left hand pulse beat fast to give birth to a boy” is a folk rumor, in fact, pregnant women’s left hand pulse beat fast or slow and fetal sex does not have any correlation, through the pregnant women’s left hand pulse beat fast to determine the sex of the fetus has no scientific basis. The fast pulse in the left hand of a pregnant woman may be related to a variety of factors such as faster blood flow after pregnancy, fetal heartbeat, endocrine abnormalities in pregnant women, and is not a symptom of having a boy. It is not a symptom of having a boy. It is recommended that pregnant women should not spend their minds on guessing the sex of the fetus, as the sex of the fetus cannot be guessed from certain phenomena or symptoms in daily life, and it is recommended that pregnant women should take a good rest after pregnancy, have regular checkups, and pay attention to the health of the fetus.