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Businesses use demographic studies to understand where people live, their lifestyles, and what they are likely to buy.
Sleep Spindles
Brief bursts of brain activity noticeable in EEG recordings during stage 2 of sleep, associated with learning, memory consolidation, and synaptic plasticity.
Stage 2 Sleep
A phase of sleep that is part of the non-REM sleep cycle, characterized by specific brain wave patterns including sleep spindles and K-complexes.
Human Sleep Cycle
The progression through various stages of non-REM and REM sleep that repeats cyclically over a night's sleep.
Deep Sleep
A stage of sleep characterized by slow brain waves, associated with physical and mental restoration.
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