Your insomnia and other sleep issues could arise from a whole host of problems, including uncomfortable temperatures, genetic conditions, lack of exercise, and tech devices.
. And even among those who log good rest at least six nights a week, one-quarter say drowsiness still regularly interferes with daily life.
Few people will ever live like Laures and Senni—even for a short time. But many modern habits can similarly disrupt our evolutionary rhythms in subtle ways. Devices like smartphones, computers, and LED bulbs emit “blue light,” a high-energy wavelength that can shut down the melatonin factory and send your inner timepiece spinning. Instead of sleeping, your brain is dazzled into thinking it’s time to get peppy.
Few people have the peculiar needs of a Grammy-winning recording artist or an Olympian, but achieving comfort is an essential part of shut-eye—and it’s only getting harder. Cozy bedding, a great pillow, sufficient darkness, and limited or masked disruptive noise are simple enough. The bigger challenge comes from temperature: The air should be adequately cool,
In 2011, Sonia Vallabh, a 27-year-old lawyer, got the results of a genetic test: She had a mutation in her PRNP gene that would likely result in, a rare condition that had killed her mother. It stems from prions, or improperly folded proteins, which multiply and congregate in the thalamus, a part of the brain that regulates rest.
Genetic conditions and poor mental health often set the stage for difficult sleep habits. Illustration: Raul UriasIn the 1930s, researchers at the University of Georgia decided to deprive 17 students of sleep for 100 hours to. The subjects became confused, had trouble reading, and reported visual disturbances. Some had backaches and difficulty distinguishing hot and cold temperatures by touch. On the last day of the experiment, one participant swung wildly between depression and euphoria.
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