What is a common sign of moderate dehydration in children?

Fatigue is commonly observed in children experiencing moderate dehydration. When children become dehydrated, their body loses essential fluids and electrolytes, which can lead to a decrease in energy levels. Fatigue occurs as the body struggles to maintain functions with insufficient hydration, impacting physical performance and overall alertness.

In moderate dehydration, children may not only exhibit fatigue but also show signs such as decreased urine output, dry mucous membranes, and irritability. While dry skin, increased urination, and heavy sweating can also be associated with changes in hydration status, they may not distinctly point to moderate dehydration like fatigue does. In particular, increased urination is more characteristic of good hydration status or can be seen with certain conditions rather than a specific indicator of dehydration. Understanding the signs of dehydration is crucial in pediatrics, as early detection and intervention can significantly improve outcomes for children.