sleep circle with sleep stage to show different brain wave of each stage
Schlüsselwörter
brain wave,
activity,
alpha,
awake,
beta,
brain,
chart,
concept,
cycle,
deep,
delta,
diagram,
dreaming,
eye,
frequency,
gamma,
health,
infographic,
information,
level,
movement,
rapid,
rem,
stage,
stage,
vector,
arousing,
wave
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