We often think of hydration as a small detail, but for women in midlife, it’s one of the quickest ways to feel better—fast. Water affects nearly every system in your body: temperature regulation, digestion, joint health, and even mood. During perimenopause, fluctuating estrogen can throw off your body’s natural fluid balance. That means you may become dehydrated more easily, especially after exercise, travel, or caffeine. The result? Headaches, fatigue, brain fog, and increas