longevity

@bryanjohnson posted this on x

apparently the sweet spot for sleep is 7-8hrs

but the interesting point was sleeping less = 35% increase in mortality whereas sleeping more = 50%

not sure if causal tho, could just be that people who are sick or unhealthy tend to be asleep more

The "8 hours of sleep" rule is based on ZERO evidence.

Ancient humans slept in two distinct phases, not one long stretch.

Here's the shocking truth about how you should really be sleeping: https://t.co/ayBYYsKta6

@realPatrickJr You’re right, there is no evidence that 8 hours of sleep is the rule. But there is a ridiculous amount of evidence that 7 hours is. 

The overwhelming amount of sleep epidemiological research shows a U- or J-shaped curve with sleep and lifespan, with the sweet spot being… https://t.co/8YS0uZyYYk

Bryan Johnson /dd

@bryanjohnson posted this on x

apparently the sweet spot for sleep is 7-8hrs

but the interesting point was sleeping less = 35% increase in mortality whereas sleeping more = 50%

not sure if causal tho, could just be that people who are sick or unhealthy tend to be asleep more

https://x.com/bryan_johnson/status/1893382357698388208?s=46&t=btIkh173tAV3h-PQAK4osg