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Sleep Science

How to Improve Your Sleep Quality with White Noise

August 15, 2025
5 min read
By Sleep Expert Team

The Science Behind White Noise

White noise is a type of sound that contains all frequencies at equal intensity. It's often described as a steady, consistent sound that can help mask other noises that might disturb your sleep.

How White Noise Works

When you're trying to sleep, sudden sounds can jolt you awake or prevent you from falling asleep in the first place. White noise works by creating a consistent background sound that helps mask these disruptive noises.

Benefits of White Noise for Sleep

  • Masks disruptive environmental sounds
  • Creates a consistent sleep environment
  • Helps the brain focus on a steady sound
  • Can improve sleep quality and duration

Types of White Noise

There are several types of white noise you can use for sleep:

  • Pure White Noise: A consistent hissing sound
  • Pink Noise: Similar to white noise but with reduced high frequencies
  • Brown Noise: Deeper, more bass-heavy sound
  • Nature Sounds: Rain, ocean waves, or forest sounds

Tips for Using White Noise

To get the most benefit from white noise:

  • Start with a low volume and adjust as needed
  • Place the sound source away from your bed
  • Use a timer to turn off after you fall asleep
  • Experiment with different types of sounds