First of all, babies at each stage can resist different degrees of external interference. For example, the first three months are the critical period of embryonic development, and the baby has not yet formed, so it is particularly vulnerable to external influences, which is why doctors ask everyone to be cautious in the first trimester. Later, the baby formed, and the resistance will be stronger.
Most hydrating instruments atomize water droplets by ultrasonic waves, which will have a certain impact on pregnant women. It is recommended that pregnant women do not use them. For beauty instruments, generally speaking, the radiation generated depends on the power, voltage and current of beauty instruments, so different power will produce different radiation for different beauty instruments. For pregnant women, it is ok to have a beauty treatment once in a while, but frequent use of beauty instruments is not recommended, because radiation accumulation will cause problems to the body. The first three months are when you need to pay attention most. It is best not to do these projects, and to play with mobile phones and computers less.