Mental fatigue: are you really tired of thinking?

Simon Shears
4 min readJun 10, 2022

I’ve been working on this article for too long. I’m mentally drained. Even though I haven’t moved anything but my fingertips for the last two hours, I’m exhausted.

What the hell is going on?

Photo by Sumeet B on Unsplash

Everyone knows that if we exercise for too long, we get tired.

Simon Shears

Author of 'Working [it] Out: what actually makes us exercise?' Looking at fitness through an evolutionary lens.