Sometimes definitely wonder how many people read the article.
the article actually starts: IN THE QUEST to study human happiness, including its causes and effects, even agreeing on a definition is a formidable undertaking. Joy, euphoria, contentment, satisfaction—each of these, at times, has been used as a proxy or emphasized in research studies.
So i mean, they basically get that idea out of the way in the first paragraph.
And satisfaction is obviously linked to health outcomes.