My husband and I were recently on a cruise and I noticed a girl wearing a wig (I have "wigdar"), she had no eyelashes or eyebrows. I immediately came to the conclusion that she must have alopecia too. I wanted so badly to walk over and ask but how do you start up a conversation like that? When I finally got up the nerve to go over and start talking to her, my husband got so mad and said that I should just leave her alone. He said she may be trying to forget that she has it and might get…