In a world that never shuts off, quality sleep has become a lost freedom. This Independence Day, explore how modern life disrupted our natural sleep rhythms, how people slept before electricity, and practical ways to reclaim your sleep independence.
On Independence Day, we celebrate the birth of a nation founded on life, liberty, and the pursuit of happiness. Yet in our modern, 24/7 world, many of us have lost a fundamental freedom: the freedom to get a good night’s sleep.
We are tethered to our devices, dictated by work schedules, and immersed in a culture of constant productivity. The result is widespread sleep deprivation and chronic exhaustion.
As a sleep scientist, I often think about how dramatically sleep has changed over the centuries. What was sleep like for those who signed the Declaration of Independence in 1776? In many ways, their sleep was more aligned with human biology than ours is today.
This Independence Day, it’s time to declare independence from the habits and technologies that are stealing our rest.
Key Takeaways
- Sleep in 1776 was governed by the sun: Before artificial lighting, sleep-wake cycles followed natural light and darkness.
- Segmented sleep was common: Many people slept in two distinct phases with a calm period of wakefulness in between.
- Modern technology threatens sleep independence: Artificial light and screens are the most disruptive forces affecting natural sleep rhythms today.
Your Questions About Sleep Then and Now
Did people really sleep more in the past?
Not necessarily. People didn’t always sleep longer, but they slept differently. Their sleep followed seasonal changes, with longer nights in winter and earlier mornings in summer. Most importantly, their sleep was guided by the environment rather than alarm clocks or rigid schedules.
What is segmented sleep?
Historical records suggest that before the Industrial Revolution, segmented sleep was common. People would sleep for about four hours after dusk, wake naturally for one to two hours, then return to sleep for another four hours.
This middle-of-the-night period was often calm and restorative. People prayed, reflected, read, or connected with others. It was not associated with anxiety or insomnia.
What ended segmented sleep?
Artificial lighting changed everything. Gaslight and later electric light extended the day far beyond sunset. The Industrial Revolution also introduced rigid work schedules, making consolidated sleep a necessity rather than a natural rhythm.
The Evolution of Sleep: 1776 vs. Today
| Sleep Factor | In 1776 | Today |
|---|---|---|
| Primary Regulator | The natural rise and fall of the sun | Alarm clocks and work schedules |
| Light Exposure | Bright sunlight by day, near-total darkness at night | Limited daylight, constant artificial blue light at night |
| Sleep Pattern | Often segmented into two sleep phases | Expected to be one consolidated block |
| Temperature | Naturally cooled throughout the night | Often too warm and temperature-stable |
How to Declare Your Own Sleep Independence
Reclaiming your sleep does not require perfection. It requires intentional resistance against habits that disrupt your biology.
I Will Reclaim the Power of Darkness
Dim lights one hour before bed. Turn off bright overhead lighting and use lamps instead. Make your bedroom a screen-free zone by removing televisions and charging phones outside the room.
I Will Seek the Morning Light
Just as our ancestors did, use natural sunlight to anchor your internal clock. Spend 15 to 20 minutes outdoors shortly after waking to reinforce healthy circadian rhythms.
I Will Listen to My Body, Not Just the Clock
Consistency matters, but so does awareness. When your body signals sleepiness, honor it. Give yourself permission to wind down instead of pushing through fatigue.
I Will Embrace a Cooler Night
Cooler temperatures support deeper sleep. Lower your thermostat at night, choose breathable bedding, and create a sleep environment that allows your body temperature to naturally drop.
The Freedom to Be Well-Rested
The founders of this country fought for the freedom to determine their own destiny. In a modern sense, reclaiming sleep is part of that same fight.
Sleep is not laziness. It is a biological necessity for health, resilience, and clarity. This Independence Day, consider claiming your right to be well-rested. It is a freedom worth protecting.
About the Author
Dr. Tara Youngblood is a sleep scientist, author of Reprogram Your Sleep, and the co-founder of Geli. With a background in physics and a focus on restorative sleep, she has dedicated her career to understanding how temperature, light, and environment shape sleep quality. As a mother of four and a former member of the “Insomnia Club,” she blends science with empathy to help people reclaim their sleep.