Joe Rogan Experience #1958 - Andrew Huberman

Short bouts of very cold water (or longer in moderately cold water) can increase dopamine and other catecholamines 2–3x for several hours, improving mood, focus, and stress tolerance—yet most benefits accrue when done regularly and without constant negotiation with oneself.

Sauna before sleep can improve rest by lowering core temperature afterward, while cold before workouts enhances catecholamines and performance; doing intense cold immediately after hypertrophy-focused lifting can blunt muscle growth and is better reserved for cardio days or several hours post-lifting.

High-protein, high-quality fat diets (including carnivore variants) often work because they control appetite and improve NEAT (spontaneous movement), whereas macronutrient wars (low-carb vs. others) often ignore the core issue of total calories, satiety, and how foods affect behavior and activity.

These medications act centrally and in the gut to suppress hunger, but weight loss typically includes muscle, bone, and connective tissue; pairing them with resistance training is critical to preserve lean mass and metabolic health.

Testosterone therapy faces tighter controls, and NMN is being pushed off the supplement market into a potential patented drug, illustrating how FDA rules, pharma pipelines, and advocacy (like writing to regulators) directly affect what health tools remain affordable and available.