First, will painless needles cause harm to the body? It is impossible to say that there is no harm at all, but there will still be some harm, but this harm can be eliminated through our metabolism. If you give a painless injection, it may lead to backache. Painless needles and anesthetics, everyone will have backache, because it will really hit our waist, so it will also cause such harm to everyone's body. But if you exercise regularly to improve your health after your recovery, you will feel that low back pain will not affect your usual life.
Second, the precautions for giving birth. Whether it's a natural delivery or a caesarean section, you can choose to take a painless injection, because some women's endurance is really weak, so taking a painless injection can also make the body more comfortable and reduce the harm to women's bodies. If you don't have a painless injection, you may faint because of too much pain, so that the child can't be born.
Third, summarize. Finally, Bian Xiao wants to tell you that no matter which mode of production, it will have a certain impact on our health, so everyone here can calm down and not be overly nervous. If you say that your sequelae are particularly obvious and uncomfortable after painless injection, you can also choose to go to the hospital for treatment and examination.