Daijiworld Media Network – New Delhi

New Delhi, Sep 30: Hydration may do more than keep your skin glowing or kidneys healthy—it could help regulate your body’s stress response, according to new research. A 2025 study published in the Journal of Applied Physiology found that adults who habitually drink less water show significantly higher cortisol spikes during stress tests, increasing long-term health risks.

Researchers divided participants into LOW and HIGH fluid-intake groups and measured their stress responses using the Trier Social Stress Test (TSST). While both groups experienced similar increases in heart rate and anxiety, only the LOW intake group exhibited a marked rise in salivary cortisol, highlighting that suboptimal hydration can amplify stress hormone reactions.

Experts sa

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