Whether a fall wound can be exposed depends on the specifics of the wound. If the wound is minor and in a clean and dry environment, it can usually be left exposed, otherwise it is not recommended. 1. If the fall wound is small, shallow, with little bleeding, and in a clean, dry environment, it is usually okay to leave it exposed without a dressing. This will increase the breathability of the wound and help it to heal. 2. On the contrary, if the wound is deeper, larger in size, with blood or tissue fluid continuously oozing out of the wound, or in a dirty environment, in this case, it is necessary to dress the wound and not to expose it to the outside world. By bandaging the wound, it helps to protect the wound and avoid secondary injuries, as well as avoid environmental irritation and prevent infection. In short, whether the fall wound can be exposed, need to be based on the specific circumstances of the wound comprehensive judgment.