Dehydration is more common than you think — and your body gives early warning signs before it becomes dangerous. In this video, we explain the most common symptoms of dehydration, why they happen, and how to recognize them early to avoid serious complications like heat stroke or severe electrolyte imbalance. Below are the detailed explanations of each symptom: 1. Thirst Thirst is the body’s earliest signal that your water levels are dropping. When hydration reduces, the brain triggers the urge t