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It was early 2021, during one of the COVID waves. I was on a call with our task force, the group deciding what protective measures we would put in place for our colleagues. Serious decisions, real stakes, people’s health on the table. My own child was sleeping fine at that point. I was not. I was sleeping very little, wound up by work, still finding my feet as a father, carrying all of it into the night.
And in the middle of that call, for one second, maybe two, I felt myself fall asleep. Just for an instant. Probably no one noticed. But I did. Someone asked me for my view, I covered it cleanly, asked them to repeat the question, bought three seconds, and answered well. I remember the small flush of relief. Nobody saw. Everything is fine.
Everything was not fine. I had just micro-slept through a conversation about protecting other people, and my proudest reaction was that I had hidden it. That is the moment I stopped treating sleep as the thing I would fix once everything else was handled. This essay is about why you are not actually short on time, you are short on recovery, and the three moves that rebuild it without finding a single extra hour.
The first thing you lose is the ability to notice
If you are reading this, you have probably told yourself you function fine on five or six hours. And on the surface, you do. But here is the number that should stop you. A controlled study in Applied Cognitive Psychology found that after a single night without proper sleep, the very first thing to degrade is not raw intelligence. It is self-monitoring. The ability to tell whether you are getting it right.
Read that again, because it is the whole trap.The first thing you lose is the ability to notice that you are losing anything. That is why the exhausted high performer genuinely feels fine.
You do not feel fine because you are fine. You feel fine because the gauge that would tell you otherwise is the first thing to break.
I felt fine on that call right up until I nearly fell asleep on it. And a separate review across twenty-five studies found the same pattern: sleep loss quietly pushes you toward riskier decisions, without asking your permission.
You are not short on time. You are short on recovery.
So here is the shift that changed everything for me. You are not short on time. You are short on recovery. Those are two completely different problems with two completely different solutions. You cannot manufacture hours that do not exist. Your evening is not going to get longer. But you can get dramatically more recovery out of the hours you already sleep, and that is a problem you can actually solve on the schedule you already have.
And this is exactly why I started measuring. Recovery is invisible from the inside. You cannot feel your deep sleep. You cannot feel your overnight heart rate. You only feel a vague tiredness you have learned to override with caffeine and willpower.
The data makes the invisible visible, so you can stop guessing and start steering.
Measuring my sleep did not just inform me. It ended the self-deception, because the number does not let you pretend you are fine when you are not.
The system: three moves, none of them ask for more time
One. Read your sleep, regularly, almost daily. Not once a week. The point of looking often is that it surfaces patterns you would never catch otherwise. Your sleep score, your heart rate variability, your lowest heart rate during the night. When you look most mornings, you start to see what last night’s glass of wine did, what the late screen did, what the hard conversation at nine did. The frequency is what reveals the pattern.
Two. Cut the two saboteurs, because the data will point straight at them. Alcohol in the evening and late caffeine both wreck the deep stages where recovery actually happens. You can sleep seven hours and recover like you slept four. There is a whole essay coming on the alcohol rule, because it earned one. For now, just watch what those two do to your own numbers, and you will not need me to convince you.
Three, and this is the hard one, the one that matters most for people like us. Protect the last ninety minutes before sleep. Not the whole evening. Ninety minutes. No work email except a genuine emergency, no bright screens, no difficult conversations, nothing that needlessly spikes your mind right before you ask it to power down. For our kind of life this is the most difficult thing on the list, because those ninety minutes are exactly when the quiet finally arrives and you are tempted to claw back some work, or to pick up your phone and scroll while telling yourself it is time for you. It is not. Scrolling is never time for yourself, because it is not recovery, it just numbs the mind without restoring it, and your sleep pays the same price as if you had stayed on email. But protecting that window is also the single highest-impact change available to you, because it most directly raises the quality of the sleep you are already getting. You are not finding more time. You are protecting the runway.
When recovery is the floor under everything
Why sleep is a four-life decision, not a personal one. Recovery is the floor under everything else. Sleep well and your decision quality at work rises, the exact thing the research says collapses first when you are tired, the exact thing that nearly cost me on that call. Your patience as a father rises, because the dad who snaps at the small thing at bedtime is almost always the dad running on no recovery. And your presence as a partner rises, because real attention and intimacy are the first things a depleted nervous system quietly stops offering. One bad night is recoverable. One bad month rewrites what you think your normal is, and your whole family lives inside that new normal with you.
It all starts with you.
So your one action this week is the hard one, because it is the one that works. Protect the last ninety minutes before sleep. Seven days. No work except real emergencies, no bright screens, no hard conversations in that window. Guard the runway, and watch what your morning numbers do.
It all starts with you.
I am Philippe. I will see you in the next one.
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Sources
• Aidman, Jackson & Kleitman (2019), Applied Cognitive Psychology. Self-monitoring degrades first after sleep loss.
• Sleep deprivation and decision-making: 2024 scoping review (25 studies).