Before-and-after footage shows how an atmospheric river transformed the Los Angeles River, sending water surging through the channel after torrential rain soaked Southern California. | AccuWeather

Water is essential for every function in the human body. From brain performance to nutrient absorption, every cell relies on water to operate properly. In this video, we explain why water is important and how it supports different organs. Here’s what every point means: 🔹 Brain – 75% Water The brain needs water to maintain concentration, focus, memory, and mood. Even mild dehydration can lead to headaches, low energy, and poor cognitive performance. 🔹 Skin – 80% Water Water keeps your skin hydr