> The cochlea converts physical vibrations into electrical signals that the brain receives.
> The body reacts immediately and powerfully to these signals, even in the middle of deep sleep. ...
> The activation prompts an immediate release of stress hormones like cortisol.
> People who live in consistently loud environments often experience chronically elevated levels of stress hormones.
This article got me thinking... what if I'm waking up feeling tired not because my mattress is aging and terrible, but because I moved from a quiet house to one that's 500 feet away from some train tracks? Even with a line of trees and other houses between the tracks and my bedroom, you can still hear the trains go thundering by, regardless of the time of day.
Have you tried to sleep with earplugs on? Do you still wke up tired then? Also, I think the environment can have a much deeper impact on our health than most doctors like to admit. You could also wake up feeling tired as a result of changes in air quality (chemicals, mold, spores, wall paint, even furniture materials apparently).
This article got me thinking... what if I'm waking up feeling tired not because my mattress is aging and terrible, but because I moved from a quiet house to one that's 500 feet away from some train tracks? Even with a line of trees and other houses between the tracks and my bedroom, you can still hear the trains go thundering by, regardless of the time of day.