As reported in the New York Times the other day, there are some steps one can take if you are single or essentially so, and the quasi- automatic default system of relative care won’t be available.  This is good reading.  Remember too, a stop with an attorney, a consultation, and perhaps preparation of documents such as a power of attorney or medical power of attorney, or long-term care planning strategies, is smart.      https://www.nytimes.com/2018/03/23/business/elder-orphans-care.html