I get these tingling sensations sometimes aswell, they're involuntary and accompany some emotion; sometimes when I hear resonance in chords through a singers voice or the tones in the song; sometimes when my mind shifts into a sort of alternate reality when I'm remembering/thinking along certain lines - I get an endorphine rush.
It's the brain's way to reward certain behaviours deemed useful throughout evolution.
It's the brain's way to reward certain behaviours deemed useful throughout evolution.
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