Happiness studies

Happiness studies

Abraham　22 emotion scale

This article describes about 22 emotion scale of Abraham.　
2023.03.27
Happiness studies
Happiness studies

Brain happiness substances　・Serotonin ・Oxytocin ・Dopamine

This article describes about Serotonin, Oxytocin and Dopamine. And it describes which one is the most important, and that reason easily.
2023.03.26
Happiness studies
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