Spending time outdoors causes beneficial electrochemical changes in brain and effortless attention
"But new research reported in the British Journal of Sports Medicine now provides scientific proof that walking in Nature and spending time under the leafy shade of trees causes electrochemical changes in the brain that can lead people to enter a highly beneficial state of 'effortless attention.'"
Richard Dolesh, "A Walk in the Park," Resurgence and Ecologist, 284, (May/June 2014), 16-17.