The hazards of playing with cell phones during pregnancy are the following: First, the vision of pregnant women is not good, easily causing dry eyes and dry itchiness, which may affect the development of the fetus through radiation. Second, pregnant women use cell phones for a long time, it will lead to the body in a coiled or bent state, a long time easily lead to cervical degeneration caused by cervical spondylosis, may lead to progressive changes in the lumbar spine, leading to disc protrusion. Third, cell phone radiation is not good for the brain, prolonged use of cell phones, may cause serious radiation to the brain, resulting in memory loss or even intellectual decline. Fourth, the use of cell phones during pregnancy, easy to cause fetal growth retardation, and even cause fetal malformations, especially in the first few months of pregnancy, the fetus is in a sensitive period of development, more sensitive to external radiation, receiving radiation may cause fetal development to stop, and even miscarriage and other serious consequences.