THE BRIEF

Clinical writing on male hormonal health. What your doctor didn't tell you, written plainly.

  1. Endocrinology
    Nocturnal Penile Tumescence (NPT), or: If Morning Wood Had a LinkedIn Account

    What happens in the first minutes of your morning is a status check running quietly across five systems - hormonal, vascular, neurological, metabolic, and sleep. Here's what it's actually measuring.

    Apr 2026 14 MIN
  2. Endocrinology
    Total vs. Free Testosterone: Why Your Simple Blood Test Might Be Misleading You

    Your doctor checked your testosterone. It came back "normal." You still feel off. The problem isn't your body - it's that most blood tests only measure total testosterone, and total testosterone can be completely misleading.

    Apr 2026 12 MIN
  3. Endocrinology
    The Full Path of Your Testosterone Production: From The Brain to The Testes. With The Boring Name "Hypothalamic-Pituitary-Testicular Axis" (HPTA)

    The complete guide to the HPTA - why two men with the same testosterone number can be in completely different states of hormonal health.

    Apr 2026 13 MIN
  4. Endocrinology
    Sex Hormone Binding Globulin (SHBG) - The Good Cop/Bad Cop Situation

    SHBG is framed as the villain that traps your testosterone. That framing is understandable. And it's also dangerously incomplete.

    Apr 2026 12 MIN