"The fourth ritual is to connect to the earth and to connect as one."
Earthing by Clinton Ober
Earthing products
Earth Runners Grounding Sandals
Dennett C. Could walking barefoot on grass improve your health? Some research suggests it can. Washington Post. July 10, 2018.
How to Measure the Effect of Earthing on Body Voltage by Gaétan Chevalier
Oschman JL. Can electrons act as antioxidants? A review and commentary. J Altern Complement Med. 2007;13(9):955-67.
Oschman JL, Chevalier G, Brown R. The effects of grounding (earthing) on inflammation, the immune response, wound healing, and prevention and treatment of chronic inflammatory and autoimmune diseases. J Inflamm Res. 2015;8:83-96.
Ghaly M, Teplitz D. The biologic effects of grounding the human body during sleep as measured by cortisol levels and subjective reporting of sleep, pain, and stress. J Altern Complement Med. 2004;10(5):767-76.
Chevalier G, Sinatra ST, Oschman JL, Delany RM. Earthing (grounding) the human body reduces blood viscosity-a major factor in cardiovascular disease. J Altern Complement Med. 2013;19(2):102-10.
Chevalier G, Sinatra ST, Oschman JL, Sokal K, Sokal P. Earthing: health implications of reconnecting the human body to the Earth's surface electrons. J Environ Public Health. 2012;2012:291541.