Famous Short Sleepers: Historical Figures Who Slept Very Little
Napoleon Bonaparte reportedly slept only four hours a night. Thomas Edison called sleep "a waste of time." Margaret Thatcher claimed she functioned perfectly on four ...
Romain R
How Different Cultures Sleep: Siestas, Co-Sleeping, and More
Imagine explaining the Western concept of sleep to a Balinese villager - one person, alone, in a dark room, for eight uninterrupted hours, every night. ...
EMFs and Sleep: Should You Worry About Electromagnetic Fields?
Our Recommended Mattress for This Setup Saatva Mattress - Luxury innerspring construction, CertiPUR-US certified, with multiple firmness options for your best night's sleep. View the ...
Segmented Sleep: Was Sleeping in Two Shifts Natural?
If you wake at 2 or 3 a.m. and cannot immediately return to sleep, you may not have insomnia. You may simply be experiencing what ...
The History of Sleep: How Humans Have Slept Through the Ages
Sleep has not always looked the way it does today. For most of human history, the act of lying down for eight uninterrupted hours was ...
Light and Sleep: How Every Type of Light Affects Your Rest
Our Recommended Mattress for This Setup Saatva Mattress - Luxury innerspring construction, CertiPUR-US certified, with multiple firmness options for your best night's sleep. View the ...
How Seasons Affect Sleep: Why You Sleep More in Winter
Seasonal changes in sleep are not imaginary or simply a matter of holiday schedules. They're driven by real changes in the primary zeitgeber your circadian ...
Shift Work Sleep Disorder: Managing Circadian Disruption
Shift work sleep disorder (SWSD) is a circadian rhythm sleep-wake disorder characterized by insomnia and/or excessive sleepiness that occurs as a direct result of working ...
Bedroom Noise Levels and Sleep: What the Research Says
Our Recommended Mattress for This Setup Make the look happen: Saatva beds & furniture Saatva's furniture catalog matches the look of the bedrooms featured above ...
Delayed Sleep Phase Syndrome: When Night Owls Can't Sleep Early
Delayed sleep phase syndrome (DSPS), also called delayed sleep-wake phase disorder (DSWPD), is a circadian rhythm disorder where the internal clock is persistently set 2 ...
Light Therapy for Sleep: The Most Underrated Sleep Intervention
If you could make one change that would improve sleep quality, mood, daytime alertness, and circadian alignment simultaneously, it would be morning bright light exposure. ...
How Indoor Air Quality Affects Sleep: VOCs, Allergens, and More
Our Recommended Mattress for This Setup Make the look happen: Saatva beds & furniture Saatva's furniture catalog matches the look of the bedrooms featured above ...