7. Do change your pillowcase. We hate to add to laundry to your to-do list, but keeping your pillows clean is a top beauty secret. Pillowcases can hang onto dirt, oil, and bacteria from our faces. The best way to ensure that a deep open wound heals as quickly as possible, is to follow the advice of your doctor or nurse. Avoid alcohol, quit smoking, and stick to a healthy diet, with plenty of fluids. Avoid opening the wound further by heavy lifting or certain exercises. If you notice that a closed wound has opened up, seek medical.