Mostly Wise #1 - Matt McCusker, Andrew Huberman & Tom Segura
Low-dose tadalafil (2.5-5mg daily) isn't just for erectile dysfunction—it was originally developed for prostate health and may benefit men over 40. The drug improves blood flow throughout the body, including the brain and prostate, and can upregulate androgen receptors, helping your body respond bet
2h 41mKey Takeaway
Low-dose tadalafil (2.5-5mg daily) isn't just for erectile dysfunction—it was originally developed for prostate health and may benefit men over 40. The drug improves blood flow throughout the body, including the brain and prostate, and can upregulate androgen receptors, helping your body respond better to circulating testosterone. Start your day intentionally, not reactively—waiting 90 minutes after waking to consume caffeine prevents anxiety spikes and maintains healthy cortisol patterns.
Episode Overview
A wide-ranging conversation covering health optimization, the transition from comedy to acting, and the psychology of performance. The discussion explores tadalafil's benefits beyond erectile dysfunction, the challenges comedians face when acting, the unique cognitive aspects of humor, and insights from reality TV experiences.
Key Insights
Tadalafil's Broader Health Benefits
Low-dose tadalafil (2.5-5mg) was originally developed for prostate health before being used for erectile dysfunction at higher doses. It improves perfusion in the prostate, causes vasodilation in the brain (potentially reducing stroke risk), and upregulates androgen receptors, allowing better testosterone utilization. According to Stanford's chair of male sexual health, most men over 40 could benefit from this daily low dose.
The Comedian-to-Actor Transition
Not all comedians can act well—success depends on having dramatic capacity and emotional depth. The best comedian-actors (Jim Carrey, Robin Williams) possessed darkness and sadness that lends itself to dramatic roles. A key difference: experienced actors don't seek validation after takes, while comedians instinctively look for feedback because they're conditioned to immediate audience response.
The Unique Psychology of Humor
Comedy produces completely involuntary reactions—you either find something funny or you don't, and repeated exposure reduces the response. Studies with patient HM showed that people laugh less at the same joke each time, even without conscious memory of hearing it before. This unconscious conditioning means certain comedians can prime you for laughter just by their presence.
Intermittent Fasting for Weight Loss Maintenance
A 5-day water fast can reset eating patterns and metabolism. Unlike typical dieting, the weight lost during an extended fast may stay off when eating resumes. Combined with strategic meal timing during high-activity periods (like film production), this approach can lead to sustainable 25-pound weight loss without the typical rebound effect.
Notable Quotes
"Pretty much every male over 40 or so should be taking about 2.5 to 5 mg per day."
"When they yell cut, the experienced actor doesn't turn to the director and go, 'What do you think?' They know what they're doing. Comedians they'll go cut and they'll be like, 'What do you think?'"
"I think that it's the most like art is obviously and you have involuntary reactions to like I like this painting, I like this song, right? But if you go like that's not funny, it doesn't matter who tells you what you're just like it's not funny to me."
"I think that greatness is objective. You can say like this guy's not funny, that guy's not funny. But if you're trying to say that like Richard Pryor, George Carlin, Eddie Murphy—if you're like they're not funny, I think you're objectively wrong."
"Behind this face, it's just a swirl of just emotion and chaos."
Action Items
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1
Consider Low-Dose Tadalafil for Prostate Health
If you're over 40, consult your doctor about 2.5-5mg daily tadalafil for prostate perfusion and overall vascular health. This low dose won't cause significant erectile effects but may improve blood flow to critical organs including the brain.
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2
Delay Morning Caffeine by 90 Minutes
Wait at least 90 minutes after waking before consuming coffee to avoid cortisol spikes and anxiety. This allows your natural cortisol awakening response to complete before adding stimulants.
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3
Try Extended Fasting for Weight Loss Plateaus
If you've hit a weight loss plateau, consider a 5-day water fast to reset your metabolism and eating patterns. Unlike short-term dieting, this approach may prevent weight rebound when you resume eating.
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4
Strategic Meal Timing During High-Activity Days
On days with demanding schedules, eat light early (fruit, egg whites), minimal lunch, and save your main meal for the end of the day. This prevents sluggishness during peak performance hours while maintaining energy.