How Much Water Should You Drink Per Day? Water is essential for every function in the body—from digestion and temperature control to maintaining healthy skin and energy levels. But how much water do you actually need each day? The answer depends on several factors, but there are general guidelines you can follow. 1. The Standard Recommendation A common guideline is the “8×8 rule” —eight glasses of water per day, each about 240 ml. That equals roughly 2 liters of water. This is a simple target and works well for most people. 2. Daily Needs Vary From Person to Person Your exact water needs depend on: Age Gender Activity level Weather / climate Health conditions Diet (salty, spicy, or high-protein foods require more water) For example, athletes, pregnant women, and people living in hot climates may need more water than the average recommendation. 3. Signs You’re Drinking Enough Water You are likely well-hydrated if: Your urine is light yellow or clear You rarel...