Claire Foy, the acclaimed actress known for her role as Queen Elizabeth II in 'The Crown', has opened up about her health struggles. In a recent podcast interview, Foy revealed that she suffered from internal parasites for a significant period, affecting her health and weight. She shared that she had these parasites for 'at least five years' before discovering the issue. The actress described the parasites as 'gross' and 'rank', detailing how they traveled in pairs and caused her discomfort. To address the problem, Foy made dietary changes, including giving up caffeine, which was challenging for someone who previously consumed up to 15 cups of tea daily. Additionally, Foy disclosed that she follows a strict gluten-free and sugar-free diet due to an autoimmune condition, although she allows herself indulgences when dining out. This revelation has sparked curiosity and discussion among fans, as Foy's openness about her health journey provides valuable insights into managing health challenges in the public eye.