1 year, 0 screens, 100s of biomarkers
Powered byCurrent Phase: Baseline
0 / 365 days (0.0%)
Latest Video
Follow the experiment
Updates from a year without screens, straight to your inbox.
Live Updates
Posted from my screenless phone
My job today = spit in four tubes It’s for cortisol and melatonin: morning, noon, evening and night These two hormones work in opposite directions to regulate your wakefulness and sleep What you[read more]

19 days until I quit screens for a year - finally Every month my blood gets drawn to see what changes: + testosterone + cortisol + vitamin D + and a lot more Two findings I keep coming back to: +[read more]
Rich used to mean you didn't have to work with your hands Soon it will mean you don't have to look at a screen x.com/bryan_johnson/…
Featured Biomarkers
Starting point: 9 hr 55 min/day on screens (baseline so far, 14 days)
See moreSleep Duration
Oura5.9
hr (30-night avg)
LowTestosterone
FunctionPending
awaiting first results
Cortisol
FunctionPending
awaiting first results
Vitamin D
FunctionPending
awaiting first results
Live Updates
Posted from my screenless phone
My job today = spit in four tubes It’s for cortisol and melatonin: morning, noon, evening and night These two hormones work in opposite directions to regulate your wakefulness and sleep What you[read more]

19 days until I quit screens for a year - finally Every month my blood gets drawn to see what changes: + testosterone + cortisol + vitamin D + and a lot more Two findings I keep coming back to: +[read more]
Rich used to mean you didn't have to work with your hands Soon it will mean you don't have to look at a screen x.com/bryan_johnson/…