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How to Actually Use Cold Showers as a Cognitive Tool
The free newsletter this week covered the basic neuroscience: cold water exposure triggers a significant norepinephrine and dopamine release, produces a…
Jul 3
June 2026
Why Cold Showers Actually Work (And When They Dont)
The neuroscience behind cold showers
Jun 29
1
The Saturday Note: Small Wins are Not a Consolation Prize
There is a version of self improvement culture that treats small progress as something to be embarrassed about.
Jun 27
2
The 5 Step Protocol to Fix Your Afternoons
A Protocol for Making the Second Half of Your Day Actually Work
Jun 25
1
Why You Make Worse Decisions in the Afternoon
If you have ever agreed to something at 3pm that you would have pushed back on at 9am, this is why.
Jun 23
2
May 2026
The Stress Protocol: How to Stop Cortisol from Ruining Your Day
The free newsletter this week covered what cortisol actually does to your prefrontal cortex and why you think worse under pressure.
May 28
1
Why Stress Makes You Stupid
You ever make a terrible decision during an argument?
May 25
1
Why You Feel Exhausted and 5 Ways to Fix It
On Monday we talked about why your brain ends the day feeling wrecked even when you did not move a muscle.
May 21
2
Why You Feel Exhausted Without Doing Anything
You sat at a desk for eight hours.
May 19
2
How to Actually Fix Your Sleep
Monday’s issue covered the bad news.
May 14
2
You Cannot "Catch Up" On Sleep
Most people have a plan for sleep deprivation.
May 11
1
This One Tiny Change Cut Bad Habits by 67%
The science behind why making bad habits slightly more annoying is more effective than willpower ever will be
May 7
1
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