Answer:
His body is more healthy and fit.
Explanation:
Brendan's high fitness scores shows that his body is more healthy and fit as compared to other people because high score can only be obtained if the body is healthy and full of fitness. Brendan eats healthy diet and proper exercise made him very healthy and fit. There is also a lower risk of diseases to him due to strong immune system so that's why we can say that Brendan's high fitness scores indicates his healthier and fit body.
Answer to this is called the Thyroidotomy.
I do believe it's all of the above. Although, it might not be trouble sleeping. That might be true in some cases, but not in all.
