Thank you to our sponsors AG1 (Athletic Greens): InsideTracker: Thesis: Supplements from Momentous For the full show notes, visit hubermanlab.com Timestamps (00:00:00) Introduction (00:06:47) Announcement: Mood Meter App Works Again (00:08:00) Maximizing Learning from the Podcast (00:10:00) New Non-Sleep Deep Rest Protocol, Spanish Subtitles (00:11:35) Sexual Differentiation: Hormones, Neurons & Behavior (00:14:15) Hormones Basics (00:15:26) Sperm Meets Egg, Chromosomal Sex, Gonadal Sex, (00:17:50) Y Chromosome Inhibition of Feminization (00:19:00) Placenta Is An Endocrine (Hormone-Producing) Organ, Adrenal Testosterone (00:19:45) Hormonal Sex, Morphological Sex (00:21:04) Hormones Fast & Slow, Sex Steroids Can Turn On Genes (00:23:06) Masculinization, Feminization, Demasculinization, Defeminization (00:23:42) Primary Sexual Characteristics: DHT Drives Penis Development (00:27:03) Secondary Sexual Characteristics (00:27:43) Penis Sprouting: Guevedoces (00:31:25) Estrogen, NOT Testosterone, Masculinizes The Brain (00:33:15) Breast Development In Males: Aromatase
Red flags that require medical evaluation A sustained resting heart rate above 100 beats per minute (tachycardia) at rest is never normal and should prompt medical evaluation regardless of the cause
Metformin treatment (72 h) induced a significant increase in early and late apoptotic HCT116 cells, when compared to vehicle control ( Figures 3B, D )
The FDA withdrew several compounded peptides from pharmacy dispensing in early 2024, including BPC-157 and TB-500, citing lack of approved drug application status
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