Here is the link for research
Brosh, A. (2013, May). Depression Part Two. Hyperbole and a Half. https://hyperboleandahalf.blogspot.com/2013/05/depression-part-two.html
Leland, M. (2015). Mindfulness and Student Success. Journal of Adult Education, 44(1), 19–24. https://eric.ed.gov/?id=EJ1072925 (PDF: PDF on ERICDownload full text)
Slezic, L. (2015, August 17). If These Walls Could Talk. The Walrus. https://thewalrus.ca/if-these-walls-could-talk/