If a task takes you 60 seconds or less do it the moment and work your way to less clutter.

Gopher, D., Armony, L. & Greenspan, Y. (2000). Switching tasks and attention policies. Journal of Experimental Psychology: General, 129, 308-229.

Mayr, U. & Kliegl, R. (2000). Task-set switching and long-term memory retrieval. Journal of Experimental Psychology: Learning, Memory, and Cognition, 26, 1124-1140.

Rubin G. (2009). The Happiness Project. New York: Harper Collins Publishers. Jun 29, 2017

https://the-happiness-project.com/