That’s how it feels on those exhilarating days when you’re completely focused, tearing through your to-do list, racking up accomplishments.
You just want to keep going. You might also worry that if you take a break, you’ll lose momentum and find it impossible to regain your stride.
But the research tells us otherwise. Studies show we have a limited capacity for concentrating over extended time periods, and though we may not be practiced at recognizing the symptoms of fatigue, they unavoidably derail our work. No matter how engaged we are in an activity, our brains inevitably tire. And when they do, the symptoms are not necessarily obvious. We don’t always yawn or feel ourselves nodding off. Instead, we become more vulnerable to distractions.
