a living will is used to instruct care providers in the event that you can no longer make decisions for yourself. a living will contains your wishes for care as well as who is able to make decisions on your behalf. note that you can revise your living will at any time by completing a new document, but it’s important to make sure all previous versions are destroyed. if you wish to be fed intravenously or with a stomach tube, you should note in your living will when and how long you would like treatment to continue.