Deep Sleep
Ready Mixes
Deep Sleep
Deep Sleep is the headline mix of the collection, built from sounds with the strongest scientifically documented effect on slow-wave sleep (N3). The base is pink noise at low volume, with rain on the roof and a distant whistling wind layered on top. Pink noise is the only background sound for which Papalambros and colleagues (Frontiers in Human Neuroscience, 2017) clinically confirmed an increase in delta-wave density and a roughly 30% improvement in overnight memory consolidation.
The rain and wind act as natural modulation. They give the brain barely perceptible irregularities that prevent it from detecting a loop over long listening. Without them, pure pink noise starts to feel electronic after 20 to 30 minutes and loses effectiveness. With the natural layers, the mix runs eight hours or more without fatigue.
Treat this as your primary sleep background. Start it 10 to 15 minutes before your planned bedtime at 45 to 55 dB, roughly the loudness of a quiet conversation in the next room. Any louder and you risk suppressing slow-wave sleep yourself. If you live in a noisy flat, raise the volume just enough to mask outside sounds, not to dominate them. Don't use this mix for short daytime power naps; pure pink noise or aeroplane (a more active pink) is better for that. And don't use it for work, because your brain will form the association "this sound = time to sleep," which lowers its effectiveness when you actually need to nod off. Keep the mix sacred for nighttime.
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ReduxSound v1.0.0
Ambient sound mixer for relaxation and focus