Quote Originally Posted by AdamGB View Post
I'm not convinced that his low testosterone is caused by brain damage. You have several glands in your brain making all kinds of hormones, but I don't think that testosterone is one of them.

As far as I know testosterone production is just the gonads? Certainly predominantly.

Testosterone is produced by the gonads, but the pituitary gland controls the body's level of testosterone (how much is secreted).

It's been proven that damage to the pituitary gland can throw off a lot of hormone levels.