The treatment of leg pain in pregnant women depends on the specific cause of its onset. If it is caused by trauma to the leg, the injured position should be allowed to relax and rest, and the leg should be elevated above the level of the heart, so that the inflammatory edema and swelling can be reduced by gravity to promote recovery. If the bone joint and the surrounding muscles and soft tissues are strained and cold, they should be kept strictly warm to avoid getting cold again, and hot compresses should be applied with hot water bags 3-5 times a day for 20-30 minutes each time, which can effectively increase the local blood circulation and promote the absorption and metabolism of inflammatory metabolites, which can promote its recovery. If the lumbar intervertebral disc herniation on the lumbar nerve root extrusion, will lead to the nerve root innervation area of the leg pain or numbness, this situation is best to bed rest, can be appropriate warm water bag hot compress, with the hospital massage department for massage relaxation, so as to effectively promote the local meridians smooth, reduce pain.