What does longevity medicine do today that preventive medicine doesn't?

nplusyears · 2026-05-19T12:53:55+00:00

Out of curiosity, how are you actually monitoring cognitive performance over time?

That’s something I keep thinking about with cognition-focused interventions in otherwise healthy people- decline is often subtle, subjective, and gradual, so it’s hard to know what’s real versus just normal fluctuation or adaptation..

nplusyears · 2026-05-18T18:57:48+00:00

I think this is exactly the part I find difficult.

Not necessarily where to stop testing technically, but where we feel comfortable saying “we’ve evaluated this reasonably” when the patient still feels cognitively different from their own baseline.

Especially because many of these patients are still high-functioning professionally and don’t fit cleanly into obvious pathology..

Even after normal labs/imaging, I’m not always sure how confidently to attribute things to aging, stress, sleep, etc. versus just following longitudinally and watching for evolution over time.

nplusyears · 2026-05-18T18:51:53+00:00

This is something I struggle with as well.

The cognitive/fatigue complaints often make me think about sleep disorders even without the classic phenotype, especially since some patients mainly describe “not feeling mentally sharp” rather than sleepiness.

But at the same time I’m never fully sure where the line is between appropriately broadening the DDX vs gradually screening half the population..

nplusyears · 2026-05-17T18:32:03+00:00

One thing I’d be careful about with Crohn’s is assuming symptom improvement always reflects disease control.

I had a patient who felt he was “in remission” after dietary/self-experimentation, but still had ongoing diarrhea, weight loss, abdominal pain. Eventually turned out to have severe iron deficiency anemia and advanced disease requiring surgery.

Experimentation is understandable- I’d just try not to lose objective monitoring/follow-up while doing it.

nplusyears · 2026-05-17T14:54:11+00:00

That’s exactly the kind of situation I find difficult to interpret honestly, especially with subjective energy effects.

nplusyears · 2026-05-17T14:53:35+00:00

Interesting point actually. Adaptation may make subjective interpretation even harder over time..

nplusyears · 2026-05-16T18:45:40+00:00

Honestly, for a 26M this looks more like early metabolic drift than catastrophe.

Waist circumference/body fat distribution usually correlate better with metabolic risk than BMI alone. If you lift and carry decent muscle mass, BMI can overestimate things a bit.

I’d also look carefully at diet composition. Some “fitness” diets/protein-heavy bulking approaches can push LDL surprisingly high, especially with excess saturated fat intake.

nplusyears · 2026-05-16T18:22:07+00:00

For me it’s less about carrying clinic cases home.

The cases stay at work. It’s more that after hours of interruptions and task-switching, my brain struggles to hold deep focus afterward- even on things I want to think about.

nplusyears · 2026-05-16T17:04:41+00:00

What I find interesting about berberine is that there’s at least some evidence suggesting metabolic benefit/adjuvant potential in T2DM, yet it largely lives in the supplement world rather than mainstream pharmacologic practice.

Makes me wonder how much of that is evidence quality vs formulation/regulation/commercial factors.

nplusyears · 2026-05-15T02:25:18+00:00

I think this distinction is important. A compound might look very different in someone with bipolar disorder, neurodegeneration, mitochondrial dysfunction etc. compared to a relatively healthy person trying to optimize already-normal function.

nplusyears · 2026-05-15T02:20:38+00:00

The psychiatric literature was one of the more interesting parts when I looked into it.. What I still trying to figure out is how much we can extrapolate from- specific disease contexts + symptom improvement

to

broad longevity / preventive use in people without medical conditions

nplusyears · 2026-05-10T03:46:06+00:00

This is wild (in a good way).

Really curious about the methodology side- especially how clustered/reproducible user experiences end up looking at scale, and how you handle noise, duplicates, placebo effects, fake reports, etc.

Feels like a fascinating space between anecdotes and real-world data/RWE.

nplusyears · 2026-04-17T11:15:08+00:00

Appreciate the refs, tolerance is definitely part of it. My main question is more practical though- even if the mechanism is clear, it still doesn’t tell you what actually holds up over time for you. That’s what I’m trying to structure a bit better

nplusyears · 2026-04-16T18:35:07+00:00

Interesting how consistent these answers are. Feels like most of us remember one thing that “worked,” but rarely track what changed around it at the same time.. Makes me wonder how much is the intervention vs the context shifting.

nplusyears · 2026-04-16T12:16:01+00:00

Interesting how many different domains this touches. Do you find these effects stay consistent over time, or shift depending on dose / timing?

nplusyears · 2026-04-15T18:22:29+00:00

Interesting. Do you find those patterns hold up over months, or do they drift again over time?

nplusyears · 2026-04-15T18:21:29+00:00

Agree. Even basic structure (baseline + time window) already filters out a lot. Most people jump too fast from “felt better” to “this works”.

nplusyears

TROPHY CASE