madman
Super Moderator
Martin M. Miner, MD, and Mark M. Moyad, MD, MPH, discuss recent guidance suggesting that a fasting blood test is needed for testosterone.
- 00:44 Endocrine Society guidelines recommend fasting morning total testosterone for accuracy in diagnosing hypogonadism.
- 01:12 ️ Small studies suggest fasting before testosterone testing may prevent artificial drop in levels due to food intake.
- 01:54 American Urologic Association does not recommend fasting testosterone tests; reasons unknown.
- 03:04 Certain men, especially those with high carbohydrate meals, may experience temporary reduction in testosterone post-meal.