Sacral 4 vertebral fracture care includes adjusting lifestyle, turning over diligently and exercising the lower limbs. 1. Lifestyle adjustment: Sacral 4 vertebral fracture needs to pay attention to reasonable diet, consume vegetables and fruits rich in vitamins and proteins, eat low-salt, low-fat and low-sugar diet, avoid spicy and stimulating foods, quit smoking and drinking, and take more rest. 2. Diligent turning activities: sacral 4 vertebral fracture generally need to rest in bed, need to pay attention to is diligent turning, not long time to keep a position, and use a softer mattress, otherwise there is a possibility of bedsores. 3. Lower limb exercise: in the nursing process, we should fully exercise the lower limbs, knead the muscles of the back of the calf, promote blood circulation in the lower limbs, and do the activity of hooking the back of the foot on time, so as to avoid the occurrence of venous thrombosis of the lower limbs.