Deep discussion on mindfulness and it's history aswell as it's effects on life and fitness training.
Articles:
https://psychcentral.com/lib/a-brief-history-of-mindfulness-in-the-usa-and-its-impact-on-our-lives/
https://www.sciencedirect.com/topics/medicine-and-dentistry/menninger-foundation
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3679190/
