Second, the hazards of electromagnetic radiation to the body: domestic and foreign medical experts, research shows that long-term, excessive electromagnetic radiation can cause direct damage to the human reproductive system, nervous system and immune system, and is a major cause of cardiovascular disease, diabetes, cancer, mutation and cause inducing factors of pregnant abortion, infertility, birth defects and other diseases, and directly affect the minor body tissue and skeletal development and cause eyesight, memory decline and liver hematopoietic function decline, severe cases can lead to retinal detachment