From the theory of Chinese medicine, the normal human pulse is also known as the flat pulse, the flat pulse for the three parts of the pulse, a breath four to, the average pulse per minute 70-80 times, not floating and not sinking, not too big and not too small, the rhythm is even, calm and slow, fluent and strong, ulnar pulse sinking take not end, known as having the stomach, God, the root. After pregnancy, the body undergoes a series of changes, manifested in the pulse, Chinese medicine pulse is slippery pulse, commonly known as the happy pulse, feeling like touching a small sliding beads, fluent to and fro. From the point of view of female pregnancy this also belongs to the normal pulse, early pregnancy, the pulse per minute will increase, the respiratory rate is also accelerated, the metabolism is also accelerated, in addition, there is an enlarged uterus, body swelling increased, blood volume increased, etc., but each person’s basic heart rate is different, heart rate will also be affected by body temperature, emotions and many other factors.