Sonovana

Deep sleep

Long videos with no sudden changes, made to play through the night.

Most-watched videos

Shorts

See all 110 videos →

144 Hz and 432 Hz: what these frequencies are and what the evidence saysWhat 144 Hz and 432 Hz mean, where the ideas come from, what studies actually show and how to use these sounds for sleep. Listen to both side by side.Binaural beats: what alpha, theta and delta waves are and how to use themHow binaural beats work, what alpha, theta and delta waves mean, what research really shows and how to listen safely. Hear each one with headphones.Vagus nerve and polyvagal theory: how sound and slow breathing help you calm downWhat the vagus nerve does, what polyvagal theory says and what its critics say, and the slow-breathing exercise with real evidence behind it. Try it here.

Common questions

How long are the sleep videos?

Many run from one hour to eight hours. Pick a length that covers your night.

Should I use headphones to sleep?

A speaker at low volume is usually more comfortable. If you use headphones, keep the volume low and choose a pair made for sleeping.

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