The Science of Joy & Rest — Parisian Soul Test

Woman sitting in a Paris café feeling mentally exhausted while working on a laptop, illustrating mental fatigue and cognitive overload.

The Hidden Reason Your Brain Feels Tired Even After Rest

“I’m tired, but I don’t know why.” It may be one of the most common complaints of modern life. If you’ve ever felt mentally exhausted after a perfectly ordinary day, the hidden culprit might not be stress, work, or sleep—but the thousands of tiny interruptions competing for your attention.

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