Multiple lines of evidence show the high rates of anxiety symptoms and disorders and people with many different somatic illnesses, and vice versa.1 When conditions do occur comorbidly, both the anxiety and the somatic illness tend to be more severe than if they had occurred separately.1

Reference:

1.Latas M, Vučinić Latas D, Spasić Stojaković M. Anxiety disorders and medical illness comorbidity and treatment implications. Curr Opin Psychiatry 2019; 32 (5): 429–434.