Transcript for Jamie-Lynn Sigler's Message About Having Multiple Sclerosis
Finally tonight here our person of the week the young actress made famous on the hit HBO series The Sopranos she played Tony sopranos daughter. There were so many secrets on that show what the real life secret she revealed this week gave millions hope. She wants them to know they can fight to. Jamie Lynn Sigler best known for her role The Sopranos Tony's daughter and that question hey you're not in. The family had its secrets. Her secret no one knew about. After fifteen years opening up this week to the world about her battle with relapsing multiple sclerosis the most common form she learned of it. When the show was in its fourth season. It was a shock. But that's kind of why it put it to this time because it didn't want it to stop what was happening mean. She first told people it took route three or four years before she told her cast mates her sopranos family and she remembers James Gandolfini. At his support. James Liz. Very aware and and protective in general but especially after capture rate I told him he was. Really awesome about it. But now married and with a young son ever owned bull two years old. She said she was ready to help others. At this tiny ideas at a and that's where the limit edge I thought it meant wheelchair I Friday men. Near life is over. Tonight the National Multiple Sclerosis Society telling us her announcement this week. Gives more than hope it's proof that there is a future. She's an example of how you can live powerfully and have a career be a mother. Be a spouse. And at the same time have treatment options available to you that we didn't have even point five years ago. So many on FaceBook one person wedding thank you Jamie Lynn for opening up about your illness we need all the advocates we can get. You're a brave young lady another offering to be her advocate saying there's nothing to be ashamed or scared of there's an army behind you. I want to change people's ideas of what this disease means 2000 and possibly. Give people hope that it's not. The ants. So we choose Jamie Lynn Sigler and all the fighters living with a and that's proving their strength every single day. Thank you for watching on a Friday night I'm David Muir be safe this weekend and stay with us all weekend long here to see you Monday night.
This transcript has been automatically generated and may not be 100% accurate.