They think you are contagious. They form a completely different line on the other side of the room. Play it loud. If anyone objects, say, I have cancer. Have a list of things ready.
People like to help.
It makes them feel good. They are helpless in the face of this disease and they get to take a little control back if they can help you. Choose someone a different size from you. Strip, wash and remake the beds. Clean the refrigerator.