The answer is evolutionary!
I hope I was able to help. :)
I don't know what the article says, but the obvious would be liver cancer, kidney failure, addiction.
False the have the same energy per gram.
Whenever I feel sad, worried, and alone I would just go upstairs with my drawing book and other supplies. I would sit at a corner of the roof gazing the beauty of sky, thhe stars, the clouds, the nature, there I would make anything I found And I will try to find peace in it. This is how feel good after a bad mood.
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If there's something wrong, do lemme know in comments :D