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The science of jet lag
Discover the biological secrets of jet lag, how it disrupts our internal master clocks, and the science-backed strategies to conquer travel fatigue.
5 chapters95 assets
by diego · Aug 10, 2026
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Chapter 1
The body's internal master clock
1The tiny brain region running the show
2The darkness hormone that invites sleep
3Why our cells keep their own time
4The evolutionary roots of daily cycles
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Chapter 2
What happens when the clock breaks
1The sudden crash of digestive health
2Why brain fog makes you feel lost
3The emotional roller coaster of travel
4The physical exhaustion of cellular lag
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Chapter 3
The mystery of the eastbound flight
1Why flying east is much harder
2The ease of heading west
3The math of recovery times
4How sports teams use direction math
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Chapter 4
The hidden costs of chronic jet lag
1The toll on frequent flyers
2How chronic lag affects metabolism
3The immune system under siege
4The connection to cellular aging
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Chapter 5
Outsmarting the lag
1The power of strategic light
2Timing melatonin for maximum effect
3The pre-travel shifting technique
4How technology is fighting fatigue
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