There is a certain amount of water you should drink to stay hydrated during exercise. People think they need to drink a lot, but that does not mean you should drink too much. You might actually need less water than you might think. During this time of year, we encounter a lot of advice on staying hydrated. We are told to drink eight glasses of water a day to stay hydrated. But, this lacks any kind of scientific backing.
Read more: How much should you drink to stay hydrated during exercise?