A nurse is assessing a client who has Graves' disease and is taking methimazole. Which of the following findings indicates the client needs a lower dose of the medication?

A. Weight loss is a symptom of hyperthyroidism and would not indicate the need for a lower dose of methimazole. B. Bradycardia could be a sign of hypothyroidism, which would indicate the need for a lower dose of methimazole. C. Diaphoresis is a symptom of hyperthyroidism and does not indicate the need for a dose reduction. D. Exophthalmos (bulging eyes) is a common symptom of Graves' disease but does not directly suggest the need for a dose reduction of methimazole.