Kumar references his claims extensively, going well beyond the standard of "well researched" that is normal for Medium.

And your link is to an article that explains that "The concept of the person as a bio-psychospiritual, integrated field, who is in responsive, dynamic interaction with other persons as well as with nature, is introduced, and its implications for health and disease are explored." Which is either complete nonsense or rank pseudoscience. It's perfectly fine to talk about mythology of various traditions, but one shouldn't pretend it's science.