If an elderly person falls and his leg hurts so much that he can’t walk, it may be caused by a fracture, which can be treated with general therapy, medication or surgery. As bone hardness decreases in the elderly, if they fall and can’t walk because of leg pain, it is very likely that they have a fracture, such as femoral stem fracture, femoral neck fracture or tibia or fibula fracture. For the elderly lower limb fracture, if the fracture of the backbone and no obvious displacement, you can carry out local plaster or support external fixation for treatment, in addition to oral calcium gluconate and other drugs such as calcium supplement to promote fracture healing treatment, especially in osteoporosis actively take. For the elderly femoral neck fracture, backbone fracture and displacement obvious, according to the fracture site and the situation of the choice of surgical treatment, such as femoral neck fracture feasible femoral head or total hip arthroplasty, inter-rotor fracture can be closed and internal fixation, backbone fracture feasible incision and internal fixation and other treatments. Elderly people who fall and can’t walk because of leg pain need to go to the hospital to see if there is a fracture, if there is no fracture and only cartilage tissue damage can rest or oral pain medication such as acetaminophen and other medications.