Does the fascia gun used in prenatal care have any effect on the fetal brain?

There is currently no authoritative research evidence that the correct and compliant use of fascia guns will have a negative impact on fetal brain development, but clinical practice generally does not recommend that pregnant women use fascial guns for care.

Last week, I just treated Ms. Zhang, who was 26 weeks pregnant. Her shoulders and neck were as hard as frozen dough because she had been sitting at home for a whole day. When her husband was not paying attention, I took his fascial gun and hit the shoulder and neck at the lowest setting for two minutes. The more I thought about it afterwards, the more scared I became, so I went all the way for a prenatal check-up because I was afraid that the vibration would shake the baby's brain. After listening to her fetal heartbeat and doing an ultrasound, everything was normal, and she was relieved.

I also explained to her at that time that there was really no need to panic. The fetus stays in the uterus, surrounded by the abdominal wall, uterine myometrium, and a full uterine cavity of amniotic fluid as a buffer. The shock-absorbing ability is very strong, just like if you stuff a glass jar filled with toffee into a storage box filled with down, and you tap the outside of the box twice, the toffee inside will not even move. If the vibration of the fascial gun only acts on the shoulders, neck, and calves, which are far away from the abdominal cavity, it will be so weak that it can be ignored by the time it is transmitted to the uterine cavity. It will not touch the fetus at all, let alone affect the brain that is waiting in the skull.

However, if you ask different obstetricians, you may get completely different answers. Many doctors directly advise pregnant women not to use fascial gun during the entire pregnancy. It’s not that the vibration itself will damage the baby’s brain, it’s mainly because I’m worried that everyone will use it incorrectly. I have encountered a mother in the third trimester who had low back pain and used a fascia gun to hit the lumbosacral area at the highest setting. After ten minutes of treatment, she developed frequent uterine contractions and almost gave birth to a premature baby. If it was really due to premature birth or intrauterine hypoxia that affected the fetal brain, that would be a big problem. There are also many people who buy cheap, off-brand fascial guns. The vibration frequency fluctuates between high and low, and the vibration frequency is not accurate. If it is not held firmly and slides to the waist and abdomen, accidents may occur. And there is indeed no large-scale clinical research to clarify what vibration frequency and how long the use time will affect the fetus. Based on the principle of safety and priority, it is definitely not recommended to use it.

I have been doing maternity care for almost four years, and most of the pregnant mothers who ask for fascia surgery are in the late stages of pregnancy and are unable to sleep due to pain all over their bodies, and they want to find an easy way to relax. If you really want to relieve soreness, I usually recommend applying a warm towel first, or asking family members to gently massage it with the heel of their palms. The intensity can be adjusted by yourself at any time, which is much safer than a fascial gun. If you really want to try the fascia gun, you must first seek an evaluation from your prenatal doctor to confirm that there are no high-risk conditions such as frequent uterine contractions or a low-lying placenta. When using it, you can only use it at the lowest setting, and only hit the shoulders, neck, forearms, and calves. Do not stay in each area for more than 30 seconds. You must not touch sensitive areas such as the waist, abdomen, and groin during the entire process.

Anyway, carrying a baby is something that no one can be too careful about. There is no need to take unnecessary risks for that little bit of comfort. If you are really unsure, ask your prenatal doctor, which is much more reliable than guessing on your own.