Do you must drink 6 to 8 glasses of water per a day to stay healthy?

While the common recommendation is to drink 6 to 8 glasses of water a day, individual hydration needs can vary based on factors like age, activity level, and climate. Listening to your body's thirst signals is important, and other fluids and foods can also contribute to hydration. Ultimately, the best approach is to stay hydrated and adjust your intake based on your personal circumstances.