Scientists Explain Why Our Brains Feel Tired After Thinking Really Hard

If we tried to, we’d simply be unwell.

Here’s the good news.

This mushy brain sensation probably isn’t merely in our heads.

And this might be the human body’s way of protecting itself from burnout.

The first group was given difficult cognitive tasks, like those involving stressful economic-related decisions.

To confirm one way or another, further testing is required.

OK, so what’s the solution, you ask?

There is good evidence that glutamate is eliminated from synapses during sleep."