Same vague symptoms, different hormone blamed depending on which corner of the internet you're on — cortisol, testosterone, thyroid, estrogen. Dr. Lara walks through what these hormones actually do, when testing is genuinely useful, and why so much of the online conversation is built to sell you something.

David has been on testosterone replacement therapy for six months, after a five-year path that started with a number his previous doctor called normal. In this episode, he sits down with Dr. Treesenberg — a men's health specialist and TRT patient himself — to unpack who actually needs treatment, what the monitoring really looks like, and where the hot new world of peptides is more testimonial than proven.