After hip replacement surgery, you need to pay attention to the lifestyle and diet, exercise, drug exchange, disinfection and application of anticoagulant drugs, as follows: 1. Pay attention to the lifestyle and diet: you need to quit smoking, quit drinking, avoid spicy and stimulating food, eat more fresh vegetables and fruits, eat more calcium-rich food, such as soy products, dairy products and seafood. 2. Pay attention to exercise: you need to use a walker to move down as early as possible to exercise the joint, prevent adhesions and muscle atrophy. 3. The first thing you need to do is to use a walker to exercise your joints to prevent adhesions and muscle atrophy, but don’t fall down during the exercise. 3, pay attention to the change of medication, disinfection: you need to actively change the local incision, disinfection, observe whether there is local redness, swelling, heat, pain, and actively symptomatic treatment, in order to prevent the occurrence of infection, because once infection occurs, the surgery will fail. 4, pay attention to the application of anticoagulant medication: you need to actively observe whether there is local redness, swelling, heat, pain. Pay attention to the application of anticoagulant drugs: anticoagulant drugs are needed to prevent the occurrence of blood clots.