it's simple people just don't know. some think you're sick and can't do anything, others don't think you're sick at all. then there are those who say "you're not old enough to have kidney problems" that opens a can of worms and pulls out the soap box.
When I get my fistula I can't wait to place it on the back of someone's neck at a party when they're not looking !. mmmmwooohaha