The (10+2)*5 simply means 10 minutes work + 2 minutes break multiplied by 5, completing 1 hour.

A classic but very effective hack called (10+2)*5 created by Merlin Mann, author of 43Folders.com.

It is crucial to stick with the time limits and not skipping work and break schedules. The point of this is for you to create a jam-packed routine of work and break schedules. The result? You will eventually skip your break schedules.

#Collection  – http://www.lifehack.org/articles/productivity/15-productivity-hacks-for-procrastinators-2.html