Water is vital for the body, making up about 60% of our weight and supporting functions like temperature regulation, joint movement, and overall metabolism. Because of its importance, drinking water right after waking has become a popular wellness tip, often promoted as a way to “kickstart” the day. While it’s true that people may wake up slightly dehydrated after several hours of sleep, the benefits of morning water mostly come from overall hydration rather than the exact timing.

Having a glass of water first thing can help you feel more awake and replenish lost fluids, but there’s no strong evidence that it provides special detoxifying effects. The liver and kidneys efficiently manage waste removal regardless of when water is consumed. Some studies indicate that drinking water before meals may help curb appetite by promoting a sense of fullness, though this effect isn’t exclusive to mornings and varies from person to person.

Trends like Japanese Water Therapy, which encourages several glasses upon waking, can help establish a hydration routine. However, many of the broader health claims tied to this practice aren’t scientifically proven. Overdoing it can even cause discomfort or digestive upset if taken to extremes.

The key takeaway is maintaining consistent hydration throughout the day. Individual water needs vary depending on age, size, activity level, and climate. Rules like “8×8” (eight 8-ounce glasses) can serve as a guideline, but listening to your body’s thirst and staying steady with intake is far more important. Drinking water in the morning is beneficial, but overall daily hydration is what truly supports energy, focus, and well-being.