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Erin Moriarty: Autoimmune Disease Made Filming Grueling
24 Apr
Summary
- Actress Erin Moriarty struggled with autoimmune disease symptoms during filming.
- Graves' disease diagnosis came after her health issues peaked.
- Moriarty emphasizes the importance of not ignoring health symptoms.

Erin Moriarty, known for her role as Starlight in The Boys, recently disclosed the challenges she faced due to an autoimmune disease during filming.
She revealed that a significant episode, 'King of Hell,' was shot as her health issues intensified prior to her Graves' disease diagnosis in May 2025. Moriarty described losing the ability to walk and experiencing frequent falls, including a severe knee injury the night before shooting a critical scene.
Moriarty chose to speak out about her experience, emphasizing that her intent is not to seek pity but to highlight the struggles of autoimmune diseases and the ignorance surrounding them. She shared her diagnosis in June 2025, noting that treatment brought significant improvement within 24 hours.
She advocates for others to be aware of their bodies, advising them not to dismiss symptoms as mere stress or fatigue, and to consult healthcare professionals promptly if they notice any decline in their well-being. Moriarty stressed that everyone's experience with autoimmune disease is unique, but seeking help is crucial.