"The term happiness is used in the context of mental or emotional states, including positive or pleasant emotions ranging from contentment to intense joy. It is ...
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also used in the context of life satisfaction, subjective well-being, eudaimonia, flourishing and well-being.
Since the 1960s, happiness research has been conducted in a wide variety of scientific disciplines, including gerontology, social psychology and positive psychology, clinical and medical research and happiness economics." - (en.wikipedia.org 09.05.2021)
