Maybe it’s okay stop working in the middle of the day. Sometimes it doesn’t matter whether it’s okay or not, you just have to stop for a time. But there may be something in us that makes it a necessity rather than a weakness. Peter Killeen, a researched psychologist, talked to Fast Company website about why it happens and what we can do about it:

One of the first keys, he says, is to recognize that you have a finite attentional window–and structure your workflow to be congruent with that capacity. This speaks to how we’ve talked about how work is a series of sprints–and to be our most productive and most creative, we need to unplug throughout our workdays.

Read the full article. And a hat tip to Lifehacker for spotting it.