What is the fetal heart rate at 16 weeks of pregnancy

Patient's question:

No

Doctor's answer:

Here is the English translation of the provided content:
"! Normal fetal heart rate is 120~160 beats per minute! Before 20 weeks, it can be less than 170 beats per minute! Additionally, maintain a balanced diet, eat more fresh vegetables and fruits, supplement with multiple vitamins and trace elements, and drink plenty of water to enhance immunity"