Feeling tired, foggy, dizzy, crampy, or just not quite yourself? Dehydration could be playing a bigger role than you think. In this episode of Ask a Nutritionist, registered dietitian Amy Crum explains how hydration impacts your energy, mood, focus, digestion, and overall health. She shares common signs of dehydration, how much water you really need, the role of electrolytes, and practical strategies to make drinking water a consistent habit.