Signs of a well-hydrated individual include clear urine, normal skin elasticity, and the absence of dry mouth or fatigue. A well-hydrated person typically has good energy levels, maintains optimal physical performance, and demonstrates cognitive clarity. Proper hydration supports bodily functions, including digestion, temperature regulation, and nutrient transportation. Consistent water intake ensures that various systems operate efficiently, and attentive monitoring of fluid loss during exercise can help maintain hydration status.