Content type: Research Paper

Spending as little as 30 minutes in nature can improve your short term memory by as much as 20%, reduce mental fatigue and improve focus.

Cite: Berman, Marc & Jonides, John & Kaplan, Stephen. (2009). The Cognitive Benefits of Interacting With Nature. Psychological science. 19. 1207-12. 10.1111/j.1467-9280.2008.02225.x.