Another complicating factor of all this is "The Pleasure Trap" of "Supernormal Stimuli" and "The Acceleration of Addictiveness" in a society far from what humans are adapted for.
From the last: "We were never designed for the sedentary, indoor, sleep-deprived, socially-isolated, fast-food-laden, frenetic pace of modern life. (Stephen Ilardi, PhD)"
Related:
"How to escape The Pleasure Trap!" By Douglas Lisle and Alan Goldhamer https://web.archive.org/web/20150430050047/http://drfuhrman....
"Supernormal Stimuli: How Primal Urges Overran Their Evolutionary Purpose" by Deirdre Barrett https://en.wikipedia.org/wiki/Supernormal_Stimuli
"The Acceleration of Addictiveness" by Paul Graham http://www.paulgraham.com/addiction.html
"The Lifestyle Cure" https://tlc.ku.edu/
From the last: "We were never designed for the sedentary, indoor, sleep-deprived, socially-isolated, fast-food-laden, frenetic pace of modern life. (Stephen Ilardi, PhD)"