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  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    @MindOfIntra I get sunlight daily, between sunrise and 9 am and after 5 pm.

    High UV index times (9 am - 5 pm) is when skin damage happens.

    Like Goldilocks. Not to much, not too little. Just the right amount.

    Aug 15, 2024 391 3 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    Men, a check in to see how you're doing. How many days per week do you wake with an erection?

    Nocturnal penile tumescence (NPT) is an important health marker. Shows:

    + balanced testosterone
    + healthy sleep
    + parasympathetic nervous system health
    + normal erectile function

    Aug 15, 2024 216 7 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    @deiowner channel your rage towards self destructive habits that are stopping you from getting high quality sleep

    Aug 15, 2024 746 8 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    @Hudson23299165 Sleeping heart rate is 47-50 bpm, most influenced by the last time I ate and total daily calories. If I eat 500 additional calories during the day my sleep RHR will increase by 10-15%.

    Aug 15, 2024 44 0 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    DD is shifting the Overton window.

    8M-subscriber Sci Show (co-founded by Hank Green) has a new video "Do We Have to Die".

    Intro: “So, do we have to die? We might be decades away from a yes or no answer to that question, if we ever find one. But the search might inform ways to…

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    Aug 15, 2024 200 3 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    11/ Improving sleep is a journey. Take it one step at a time and start by focusing on reshaping your relationship with sleep.

    You've got this.

    Sleep well.

    If you want my free sleep checklist to track your progress:

    Tweet media
    Aug 15, 2024 373 21 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    12/ Many of our social activities currently take place late at night, usually after most people's bedtimes.

    It's within our power to reset norms so that we can do fun things together, like music festivals, dinners and dance parties, and still get great sleep.

    I stayed out late…

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    Aug 15, 2024 318 11 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    9/ Get Sunlight Within 15 Min of Waking

    Get outside within the first 15-30 minutes of waking to set your circadian rhythm and boost mood.

    If you’re up before the sunrise, use a 10,000 lux light

    Aug 15, 2024 351 9 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    10/ Track Your Sleep Metrics

    Metrics to follow: HRV, body temp, respiration rate, REM & deep sleep.

    I use Whoop and EightSleep. Other sleep trackers are fine too.

    + Experiment with bedtimes, routines, room temps & find what works
    + Track data across seasons and when traveling…

    Aug 15, 2024 241 7 View on X
  • Bryan Johnson
    Bryan Johnson @bryan_johnson

    8/ Curate a Peaceful Sleep Environment

    + Keep your room cool, dark, and quiet
    + Avoid working from your bed
    + The bed is for sleep and sex

    Consider a noise machine or earplugs to offset environmental sounds.

    Aug 15, 2024 261 8 View on X
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