
STRESS IMPROVEMENT WITH PROPER HYDRATION Ever noticed how you can feel frazzled for no apparent reason? It might be something as simple as not drinking enough water. A new study from Liverpool John Moores University suggests that even mild dehydration can cause your body to react to stress more intensely—raising cortisol levels, the primary stress hormone, by over 50% during challenging moments. The kicker? People in the study who didn’t drink enough didn’t even feel thirstier—yet their bodies were already showing clear signs of strain. They weren’t just more stressed in the moment; the spike in cortisol puts them at higher risk for long-term problems like heart disease, diabetes, and depression. Here’s what the researchers did: They split healthy young adults into two groups. One group drank less than 1.5 liters of fluid a day (that’s about seven cups of tea or coffee—less than the recommended amount). The other group met the daily guidelines: 2 liters for women, 2.5 liters for men. B...