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  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    Humans and AI share a problem: neither knows how to say ‘I don’t know’.

    Which will learn how to do so faster?

    Feb 12, 2026 48 2 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson
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    Feb 12, 2026 15 0 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    What do you do in the evenings for good clean fun?

    Feb 11, 2026 66 1 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    @_katetolo kate are you flirting with me

    Feb 11, 2026 25 0 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    I've been measuring my core body temperature post sauna with an inner ear device. But it's not accurate enough. That's a problem. The gold standard is rectal. I'm unsure if I can do this. My doctors are now accusing me of not being committed.

    Feb 11, 2026 61 2 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    @greg16676935420 greg your math is impeccable

    Feb 11, 2026 51 1 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    2-3 cups of coffee per day associated with an 18% lower dementia risk and better cognition in a 40-year study of 130,000 participants.

    Even with these benefits, I can't do it; caffeine creates a physiological roller coaster and enslaves me.

    Tweet media
    Feb 10, 2026 11 0 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    Lack of sleep makes people dishonest.

    Tweet media
    Feb 10, 2026 102 4 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson
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    Feb 10, 2026 101 1 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    Males are at greater risk from microplastics than females.

    Feb 9, 2026 52 2 View on X
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