Most of us are living in environments that are so urbanized that we rarely have a chance to go out in nature. Everything around us is concrete, with a few trees and flowers sprinkled in.
A study published in Proceedings of the National Academy of Science found that those who had a 90-minute walk in nature showed decreased activity in the brain region suspected to be a key factor in depression.
People living in cities have a 40% higher risk of mood disorders and a 20% higher risk of anxiety disorders than those in rural areas.