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Sam K.
@biohacker_samN=1 experimenter. Rapamycin, zone 2, cold plunges.
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Feb 2026
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Recent Posts
Tongkat ali for testosterone — evidence-based or broscience?
Biological age test comparison: TruAge vs GrimAge vs DunedinPACE
Recent Comments
Look for a harvest date (not just a "best by" date), country of origin, and a dark bottle. If it's cheap, it's probably not real …
Telomere testing is mostly useless for individuals. The measurement error is enormous — you can get wildly different results from the same blood sample.
Unity Biotechnology is working on a Klotho-based therapeutic. Still early stage but the preclinical data looks good.
I take low-dose metformin (500mg) only on rest days to avoid the exercise blunting effect. Seems like a reasonable compromise.
The brown fat activation is real and measurable. Whether that translates to longevity benefits is another question entirely.
I did Nebula whole genome and used Promethease + SelfDecode for interpretation. The raw data is most valuable — services come and go but your …
The sauna data is observational though. Healthy user bias is massive — people who use saunas regularly also tend to be more health-conscious overall.
This mirrors my experience exactly. I was "running" for years but always in zone 3-4. Once I slowed down, everything improved.
For non-diabetics, a quarterly fasting insulin + glucose + HbA1c panel gives you 90% of the useful information at 5% of the cost.
GlycanAge is interesting because it responds to lifestyle changes faster than epigenetic clocks — usually within 3-6 months vs 6-12 months.