It is normal to have no reaction to a new pregnancy. Everyone has a different body type and reacts differently to what happens in pregnancy. Sensitive pregnant women will have reactions such as nausea, vomiting, loss of appetite, coldness and drowsiness. Some pregnant women are not sensitive to elevated HCG levels in their bodies and are stronger and will not react. Pay attention to ultrasound to observe whether the embryo is developing normally. As long as the embryo appears germ and fetal heart on schedule, even if there is no pregnancy reaction, pregnant women do not need to be nervous, they can do regular and regular maternity checkups and take oral folic acid to prevent neural tube malformation in the fetus. Pay attention to the prevention of colds and flu, increase nutrition, have a balanced and diversified diet, and eat more fresh vegetables.