Curling iron is mainly through the principle of electric heat to make the hair appear in the shape you want, this situation is certainly radiation, the size of the radiation, how much is not known, it is recommended that during pregnancy it is best not to use this curling iron to roll hair. All people love beauty, especially women, more hope that they are beautiful this is not wrong, but during pregnancy all behavior to the normal growth and development of the fetus as a guideline, it is recommended that during pregnancy it is best not to perm hair, hair dye, straighten the hair and do the relevant beauty projects, such as tattooing the lips, tattooing eyebrows should not be done during pregnancy. In addition to strengthening nutrition after pregnancy, it is also recommended to stay away from toxic, harmful and radioactive things to avoid the fetus being affected.