New study finds drinking less water increases stress hormone by 50%

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A new study found that hydration is key when it comes to managing stress.

People who drink less than seven cups, or 1.5 liters, of water per day have a cortisol response to stress that is 50% higher than those who meet water intake recommendations.

Researchers at Liverpool John Moores University (LJMU) published the study in the Journal of Applied Physiology.

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Out of 62 healthy males and females, 32 participants were selected with both habitual low fluid intake and habitual high fluid intake.

Subjects who typically drank less than 1.5 liters of fluid per day were considered the "low-fluid" group, while the "high-fluid" group comprised people who dra