The Exhausted Brain: The Origin of Our Mental Energy and Why It Dwindles

Revitalize Your Brain, Reclaim Your Mental Energy

Everyone knows the feeling after a long day—it is difficult to concentrate, make good decisions, or even empathize with others. This daily but completely natural decline in our mental capacity is called “ego depletion,” a state of mind that miraculously but naturally disappears after a good night's sleep.

However, more and more people are waking up in a perpetual state of ego depletion: their mental energy source is not recharging—it is actu...