What causes you to feel tired after thinking hard? A study has this to claim - DNA India

To look for evidence of this, they used magnetic resonance spectroscopy (MRS) to monitor brain chemistry over the course of a workday.

Researchers have discovered new evidence that explains why intense thinking causes people to feel mentally exhausted rather than drowsy. Also, READ: Diabetes Diet: Drink these food items with milk b… [+2952 chars]

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