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Biohacking7 min readNovember 1, 2024

Circadian Anchoring: Fixing "Rotting" and Jet Lag in 24 Hours

Used to rotting in bed all weekend? Or flying across time zones? Use sound as a Zeitgeber to reset your biological clock instantly.

The Master Clock

Your Suprachiasmatic Nucleus (SCN) controls your sleep/wake cycle. It relies on "Zeitgebers" (Time Givers) to know what time it is. The biggest one is light. But the second biggest? Activity and State.

The "Rotting" Phenomenon

Staying in bed all day ("rotting") confuses your SCN. It doesn't know when rest ends and activity begins. This leads to "Social Jet Lag."

The Reset Protocol

07:00
Light + Movement Sunlight in eyes + Cold Shower.
21:00
The Anchor Signal Activate SleepHack "Deep Sleep" mode.

Sound as a Signal

By playing a consistent SleepHack soundscape every night at the same time, you create a Pavlovian response. Your brain learns that "This Sound = Sleep," allowing you to anchor your circadian rhythm even in a new time zone or after a weekend of rotting.


Sleep Better Tonight.

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