“I just didn’t know what that would mean for me to say it out loud and have everybody know,” Jamie-Lynn Sigler says in PEOPLE’s exclusive clip of her and Christina Applegate’s new ...

Jamie-Lynn Sigler is reflecting on the scariest time in her life when her 11-year-old son Beau was hospitalized with a life-threatening autoimmune condition last summer. “Those were the hardest ...

Jamie-Lynn Sigler was diagnosed with multiple sclerosis (MS) at 20 years old and revealed her illness in January 2016 Jamie-Lynn Sigler continues to find her inner warrior since being diagnosed ...

Jamie-Lynn Sigler has learned to live with pain since being diagnosed with multiple sclerosis when she was 20 — but nothing prepared her for the kind of anguish she faced last summer when her 11 ...