Women go through menopause when they reach mid-life.
Testosterone levels do decline as men age. And for some the change is subtle, but for others, the drop in sexual desire is very evident. Drew some hormone levels to check several of his hormones as a matter of fact but particularly the male hormone testosterone and it was found that he had a relatively low level. There really hasn't been any follow-up. As long as everything is working well as long as i'm not having any problems or any side effects, then it's not a problem.