EasyFreq 轻松频率

The science of listening

How does sound shift your state?

Follow the science from rhythm and frequency to sleep and attention, and discover the thinking behind every EasyFreq soundscape.

Article library

A scientific sound system based on the psychological PAD emotion model.

How EasyFreq translates emotional goals into harmony, dynamics, rhythm, and frequency choices.

How the brain “hears” a sound that does not exist.

An explanation of auditory illusion, frequency difference, headphone requirements, and limits.

The electrical signals in the brain change across work, relaxation, and deep sleep.

A guide to Gamma, Beta, Alpha, Theta, and Delta from alert focus to deep sleep.

Why fingers, breathing, and attention naturally begin to align with a steady beat.

How stable sound can act as an external timing cue for bodily rhythms, sleep, and focus.

Sleep is not uniform silence but a night-long structure that repeats in cycles.

A guide to light sleep, deep sleep, and REM, and why continuity matters.

A scientific look at sleep problems and the boundaries of music intervention.

How psychological arousal, biological rhythm, and environment shape insomnia.

When does attention work at its best?

How challenge, ability, goals, and feedback form an immersive state.

The science behind nature sounds and sleep.

Why rain, waves, and forest wind often appear in sleep and relaxation experiences.

Have you ever wondered whether sound has its own color?

A guide to white, pink, brown, and other noise colors, from sound character to use.

What is the sound masking effect?

How a continuous background can make sudden sounds less prominent.