By Nelson Vergel | ExcelMale.com | Updated December 2025
When evaluating testosterone levels, most men focus exclusively on total testosterone—a single number that tells only part of the story. What many don't realize is that a protein called sex hormone binding globulin (SHBG) determines how...
Many times the articles, more specifically, the research articles we read relating to all the various components of TRT are not written for the layman to understand. Therefore, I believe a lot of us, myself included, stop reading because trying to self-educate ourselves can be a difficult...