That’s where a water intake calculator comes into play. These calculators use your age, height, weight, activity level, and location to determine how much water you should be drinking a day. The ...

People who drink less water and remain suboptimally hydrated show heightened cortisol responses to psychosocial stress, which may affect long-term health. Calculate how much glasses of water you need ...

Triple-digit heat days are starting to pile up, and it’s important for us to stay hydrated. We’ve all heard that 8 glasses of water each day is best. But the truth is, how much water you need varies.