1Park, B. J., Tsunetsugu, Y., Kasetani, T., Kagawa, T., & Miyazaki, Y. (2010). The physiological effects of Shinrin-yoku. Environmental Health and Preventive Medicine, 15(1), 18–26.
2Chevalier, G., Sinatra, S. T., Oschman, J. L., & Delany, R. M. (2013). Earthing reduces blood viscosity. Journal of Alternative and Complementary Medicine, 19(2), 102–110.
3Tanaka, H., Monahan, K. D., & Seals, D. R. (2001). Age-predicted maximal heart rate revisited. Journal of the American College of Cardiology, 37(1), 153–156.
4American College of Sports Medicine. (2018). ACSM guidelines for exercise testing and prescription (10th ed.). Wolters Kluwer.
5Warburton, D. E., Nicol, C. W., & Bredin, S. S. (2006). Health benefits of physical activity. Canadian Medical Association Journal, 174(6), 801–809.
6Oschman, J. L., Chevalier, G., & Brown, R. (2015). The effects of grounding on inflammation. Journal of Inflammation Research, 8, 83–96.
7Sokal, K., & Sokal, P. (2011). Earthing the human body influences physiologic processes. Journal of Alternative and Complementary Medicine, 17(4), 301–308.