Susan Stetich is 45, energetic and commands attention when she enters a room. The North Salt Lake mother of three teenagers runs her kids all over town to sporting events, movies and hangouts. No one would ever know she was diagnosed with multiple sclerosis in 2003, and she plans to stay active as long as possible. But if the Senate Republicansâ health care bill passes, she said, that diagnosis becomes a scarlet letter on her chest.