المصادر
https://www.healthline.com/health/happy-hormone
https://en.wikipedia.org/wiki/Happiness
https://en.wikipedia.org/wiki/World_Happiness_Report
https://plato.stanford.edu/entries/happiness/
https://openlab.citytech.cuny.edu/the-buzz/healthy-food-vs-junk-food/
https://www.cauxroundtable.org/2022/06/18/unilever-aristotle-maslow-and-moral-capitalism/
https://web.sas.upenn.edu/endowed-professors/seligman/
https://www.weforum.org/agenda/2017/08/youll-probably-have-a-midlife-happiness-crisis-heres-why/
https://ourworldindata.org/happiness-and-life-satisfaction
https://mindfulnessbox.com/happiness-set-point/
https://home.hellodriven.com/articles/all-you-need-is-love-how-oxytocin-builds-resilience/
https://sites.tufts.edu/opioidpeptides/pathways-and-receptors/classical-opioid-signaling/
https://www.mdpi.com/2673-7140/2/1/11