Active Vs Passive Euthanasia A Living Will, also known as an Advance Medical Directive, is a written legal document through which an individual specifies in advance the medical treatment they wish to receive or refuse in the event that they become incapable of expressing informed consent in the future. It is primarily used in situations involving terminal illness, irreversible coma, or permanent vegetative state. In India, the legal recognition of a Living Will was provided by the Supreme Court