The Ledger
Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.
why aren't all 17 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 0 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable
Bryan Johnson: Giving plasma to my father slowed his aging by 25 years
“When I gave my father plasma, my father's speed of aging slowed by the equivalent of 25 years. So from a 71 year old to a 46 year old, and those results remained the stable for six months, which is the last measurement we did.”
Bryan Johnson: Cardiovascular Capacity Ranks in Top 1.5% of 18-Year-Olds
“My cardiovascular capacity is in the top 1.5% of 18 year olds.”
Johnson: Eating dinner at 5 PM halves deep and REM sleep
“When I eat my last meal of the day, I have all my digestion finished. So when I go to bed, my resting heart rate is around 46 beats per minute. And if it's a 46, I'm going to have a perfect night's sleep. If I eat at five PM or six PM, then my resting heart ra…”
Johnson: Five core health habits yield an average life expectancy of 92
“By doing these five things, you could achieve a life expectancy of 92. So one don't smoke. Two is exercise six hours a week. And that's a combination of strength and flexibility and cardiovascular. Three is eat a blueprint like diet or like Mediterranean diet.…”
Bryan Johnson: Logged Eight Consecutive Months of Perfect Sleep
“I recently logged eight months of perfect sleep using my wearable, which no human in history had ever done.”
Johnson: Male peak weight-to-rep ratio and VO2 max occur at age 18
“You max out your weight to rep ratio at age 18. So even though you can lift more in your twenties and maybe even your thirties, your ratio peaks at 18. The same is true with your VO two max, your cardiovascular fitness.”
Johnson: I became the most measured person in human history
“I became the most measured person in human history.”
Johnson: I logged eight months of perfect sleep on my wearable device
“I recently logged eight months of perfect sleep using my wearable, which no human in history had ever done.”
Johnson: Weight-to-Rep Ratio and VO2 Max Peak at Age 18
“It's because you max out your weight to rep ratio at age 18. So even though you can lift more in your twenties and maybe even your thirties, your ratio peaks at 18 The same is true with your VO two max, your cardiovascular fitness.”
Johnson: Blueprint is history's first project to rejuvenate every organ
“We are the first endeavor in history to focus on trying to rejuvenate every organ of the body.”
Johnson: My son achieves similar Blueprint biomarker results on an omnivorous diet
“Yeah, pretty similar.”
Bryan Johnson: Kernel brain measurements show poor sleep substantially reduces willpower
“I actually measured my brain at my brain interface company, Kernel. I looked at my brain based upon sleep patterns, and I saw, we saw in my brain, I had less willpower when I had a poor night sleep, when I had less REM and less deep. And so, yes, when you have…”
Bryan Johnson: Cultural celebration of tanned skin will not survive long-term
“This culture of a tan skin is not going to survive much longer because it will just naturally push in the direction where We generally over a long enough time horizon move towards more positive habits for society. Sometimes it takes a very long time, but I thi…”
Bryan Johnson: Biomarkers Rank in Top Percentiles of 18- and 30-Year-Olds
“My cardiovascular capacity Is in the top 1.5% of 18 year olds. My bone mineral density is the top .2% of 30 year olds, which is age minute for that test.”
Johnson: Eating at 5-6 PM cuts REM and deep sleep by 50%
“If I eat at five PM or six PM, then my resting heart rate is going to be 56. And when I do that, I'm going to knock off about 50% of my REM and 50% of my deep, and I'll increase my wake time by about 35 minutes.”
Johnson: Insufficient Sleep Eliminates Male Nighttime Erections as Key Health Biomarker
“If you're male and you're not getting enough sleep, your nighttime erections are eliminated. And nighttime erections are an important biomarker for sexual health, psychological health and cardiovascular health.”
Johnson: Hair Follicle Cloning Could Enable Hair Restoration in Five Years
“There's a cloning therapies that are being developed So if you had a few follicles, you can clone it and then do basically like implantation. So I think it's a possibility that in like five years time that you would be able to restore hair yourself.”